E-PROFILE
TWENTHE CHM15k Rayleigh
0-20000-0-06290_A · NETHERLANDS · 52.273, 6.891 · 33 m
11 d stale
Median C_L 8.128e+11
Spread 43%
Drift 15 d -0.4%
i

Data availability, cloud cover & calibration — per day; click a day to open that night in the daily panel

Status Pass Warning Error No data Cloud cover 0 4 8 octas Calibration calibrated no scene no night atmosphere retrieval instrument no data
MEDIAN C_L (RAYLEIGH)
8.128e+11
145 calibrated nights
SPREAD (P10-P90)
43%
6.596e+11 … 1.007e+12
15-DAY DRIFT
-0.4%
vs the preceding 45 d
LAST VALID
11 d ago
2026-08-13

Rayleigh — calibration constant over time 24% success · 145/599 · median 8.128e+11

Daily calibration

Time–height & profile

Rayleigh 24% success · 145/599 · median 8.128e+11 · rel. unc 7% · click a point to open that night

All Rayleigh calibrations (599) — click a date to open that night in the daily panel, click a flag for its meaning

DateFlagC_LUncertaintyExtraMessage
20260824 -1.0 Not a clear night Not a clear night
20260823 -1.0 Not a clear night Not a clear night
20260822 -1.0 Not a clear night Not a clear night
20260821 -1.0 Not a clear night Not a clear night
20260820 -1.0 Not a clear night Not a clear night
20260819 -1.0 Not a clear night Not a clear night
20260818 -1.0 Not a clear night Not a clear night
20260817 -1.0 Not a clear night Not a clear night
20260816 -1.0 Not a clear night Not a clear night
20260815 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260814 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260813 0.5 Partial success 7.46e+11 5.49e+10 4409–6806 m Successful (method err: 7.5%, sensitivity 2σ: 7.4%)
20260812 0.5 Partial success 9.683e+11 5.52e+10 2730–6087 m Successful (method err: 6.9%, sensitivity 2σ: 5.7%)
20260811 0.5 Partial success 6.721e+11 6.04e+10 2491–2970 m Successful (method err: 6.5%, sensitivity 2σ: 9.0%)
20260810 -1.0 Not a clear night Not a clear night
20260809 0.5 Partial success 8.081e+11 4.34e+10 2491–6327 m Successful (method err: 9.3%, sensitivity 2σ: 5.4%)
20260808 0.5 Partial success 7.859e+11 4.84e+10 3210–4648 m Successful (method err: 9.3%, sensitivity 2σ: 6.2%)
20260807 -1.0 Not a clear night Not a clear night
20260806 -1.0 Not a clear night Not a clear night
20260805 -1.0 Not a clear night Not a clear night
20260804 -1.0 Not a clear night Not a clear night
20260803 -1.0 Not a clear night Not a clear night
20260802 0.5 Partial success 6.544e+11 8.52e+10 4648–5607 m Successful (method err: 6.7%, sensitivity 2σ: 13.0%)
20260801 -1.0 Not a clear night Not a clear night
20260731 -1.0 Not a clear night Not a clear night
20260730 1.0 Successful 8.903e+11 8.31e+10 4648–5607 m Successful (method err: 7.3%, sensitivity 2σ: 9.3%)
20260729 -1.0 Not a clear night Not a clear night
20260728 -1.0 Not a clear night Not a clear night
20260727 -1.0 Not a clear night Not a clear night
20260726 0.5 Partial success 1.098e+12 1.84e+11 1771–2251 m Successful (method err: 5.5%, sensitivity 2σ: 16.7%)
20260725 0.5 Partial success 1.215e+12 8.56e+10 3210–5128 m Successful (method err: 4.2%, sensitivity 2σ: 7.0%)
20260724 -1.0 Not a clear night Not a clear night
20260723 -1.0 Not a clear night Not a clear night
20260722 -1.0 Not a clear night Not a clear night
20260721 -3.0 Method disagreement Method disagreement: 17.1%
20260720 -1.0 Not a clear night Not a clear night
20260719 -1.0 Not a clear night Not a clear night
20260718 -1.0 Not a clear night Not a clear night
20260717 -1.0 Not a clear night Not a clear night
20260716 -1.0 Not a clear night Not a clear night
20260715 0.5 Partial success 1.04e+12 9.95e+10 3929–7765 m Successful (method err: 10.2%, sensitivity 2σ: 9.6%)
20260714 -1.0 Not a clear night Not a clear night
20260713 1.0 Successful 7.894e+11 8.77e+10 4409–5368 m Successful (method err: 6.0%, sensitivity 2σ: 11.1%)
20260712 1.0 Successful 8.453e+11 7.80e+10 5368–6327 m Successful (method err: 9.2%, sensitivity 2σ: 9.2%)
20260711 1.0 Successful 8.961e+11 7.71e+10 3689–5128 m Successful (method err: 11.8%, sensitivity 2σ: 8.6%)
20260710 -1.0 Not a clear night Not a clear night
20260709 -1.0 Not a clear night Not a clear night
20260708 -1.0 Not a clear night Not a clear night
20260707 -1.0 Not a clear night Not a clear night
20260706 -1.0 Not a clear night Not a clear night
20260705 -1.0 Not a clear night Not a clear night
20260704 -1.0 Not a clear night Not a clear night
20260703 1.0 Successful 7.461e+11 9.54e+10 2491–5368 m Successful (method err: 9.7%, sensitivity 2σ: 12.8%)
20260702 0.5 Partial success 5.975e+11 5.86e+10 4648–5607 m Successful (method err: 11.2%, sensitivity 2σ: 9.8%)
20260701 -1.0 Not a clear night Not a clear night
20260630 0.5 Partial success 7.711e+11 7.81e+10 2491–5847 m Successful (method err: 13.5%, sensitivity 2σ: 10.1%)
20260629 -1.0 Not a clear night Not a clear night
20260628 -1.0 Not a clear night Not a clear night
20260627 -1.0 Not a clear night Not a clear night
20260626 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260625 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260624 0.5 Partial success 6.374e+11 1.06e+11 4648–7046 m Successful (method err: 6.9%, sensitivity 2σ: 16.6%)
20260623 0.5 Partial success 7.586e+11 5.25e+10 2251–3689 m Successful (method err: 6.1%, sensitivity 2σ: 6.9%)
20260622 -1.0 Not a clear night Not a clear night
20260621 -1.0 Not a clear night Not a clear night
20260620 -1.0 Not a clear night Not a clear night
20260619 -1.0 Not a clear night Not a clear night
20260618 -1.0 Not a clear night Not a clear night
20260617 -1.0 Not a clear night Not a clear night
20260616 -1.0 Not a clear night Not a clear night
20260615 -1.0 Not a clear night Not a clear night
20260614 -1.0 Not a clear night Not a clear night
20260613 -1.0 Not a clear night Not a clear night
20260612 -1.0 Not a clear night Not a clear night
20260611 -1.0 Not a clear night Not a clear night
20260610 -1.0 Not a clear night Not a clear night
20260609 -1.0 Not a clear night Not a clear night
20260608 -1.0 Not a clear night Not a clear night
20260607 -1.0 Not a clear night Not a clear night
20260606 -1.0 Not a clear night Not a clear night
20260605 -1.0 Not a clear night Not a clear night
20260604 -1.0 Not a clear night Not a clear night
20260603 -1.0 Not a clear night Not a clear night
20260602 0.5 Partial success 9.016e+11 7.48e+10 2491–6327 m Successful (method err: 3.9%, sensitivity 2σ: 8.3%)
20260601 -1.0 Not a clear night Not a clear night
20260531 -1.0 Not a clear night Not a clear night
20260530 -1.0 Not a clear night Not a clear night
20260529 0.5 Partial success 7.277e+11 8.64e+10 5128–6566 m Successful (method err: 13.3%, sensitivity 2σ: 11.9%)
20260528 0.5 Partial success 7.122e+11 5.77e+10 3929–6806 m Successful (method err: 8.8%, sensitivity 2σ: 8.1%)
20260527 0.5 Partial success 8.279e+11 1.15e+11 3929–5847 m Successful (method err: 8.8%, sensitivity 2σ: 13.9%)
20260526 -3.0 Method disagreement Method disagreement: 16.5%
20260525 0.5 Partial success 8.159e+11 2.86e+10 1771–5607 m Successful (method err: 2.6%, sensitivity 2σ: 3.5%)
20260524 -1.0 Not a clear night Not a clear night
20260523 0.5 Partial success 8.698e+11 6.41e+10 2251–6087 m Successful (method err: 1.7%, sensitivity 2σ: 7.4%)
20260522 -1.0 Not a clear night Not a clear night
20260521 -1.0 Not a clear night Not a clear night
20260520 -1.0 Not a clear night Not a clear night
20260519 -1.0 Not a clear night Not a clear night
20260518 -1.0 Not a clear night Not a clear night
20260517 -1.0 Not a clear night Not a clear night
20260516 -1.0 Not a clear night Not a clear night
20260515 -1.0 Not a clear night Not a clear night
20260514 -1.0 Not a clear night Not a clear night
20260513 -1.0 Not a clear night Not a clear night
20260512 -1.0 Not a clear night Not a clear night
20260511 -1.0 Not a clear night Not a clear night
20260510 -3.0 Method disagreement Method disagreement: 20.1%
20260509 -3.0 Method disagreement Method disagreement: 16.3%
20260508 -1.0 Not a clear night Not a clear night
20260507 -1.0 Not a clear night Not a clear night
20260506 -1.0 Not a clear night Not a clear night
20260505 -1.0 Not a clear night Not a clear night
20260504 -1.0 Not a clear night Not a clear night
20260503 -1.0 Not a clear night Not a clear night
20260502 1.0 Successful 7.628e+11 3.23e+10 2491–4409 m Successful (method err: 5.8%, sensitivity 2σ: 4.2%)
20260501 0.5 Partial success 8.413e+11 4.21e+10 3450–3929 m Successful (method err: 7.3%, sensitivity 2σ: 5.0%)
20260430 0.5 Partial success 8.588e+11 2.52e+10 2011–5847 m Successful (method err: 3.1%, sensitivity 2σ: 2.9%)
20260429 1.0 Successful 7.645e+11 6.10e+10 5128–6087 m Successful (method err: 5.1%, sensitivity 2σ: 8.0%)
20260428 -1.0 Not a clear night Not a clear night
20260427 0.5 Partial success 8.823e+11 7.26e+10 2011–5847 m Successful (method err: 1.2%, sensitivity 2σ: 8.2%)
20260426 0.5 Partial success 6.468e+11 7.17e+10 4648–7046 m Successful (method err: 14.7%, sensitivity 2σ: 11.1%)
20260425 -1.0 Not a clear night Not a clear night
20260424 -1.0 Not a clear night Not a clear night
20260423 1.0 Successful 7.986e+11 3.59e+10 1771–5607 m Successful (method err: 8.4%, sensitivity 2σ: 4.5%)
20260422 1.0 Successful 7.37e+11 4.07e+10 2251–6087 m Successful (method err: 1.0%, sensitivity 2σ: 5.5%)
20260421 -1.0 Not a clear night Not a clear night
20260420 -1.0 Not a clear night Not a clear night
20260419 -1.0 Not a clear night Not a clear night
20260418 -1.0 Not a clear night Not a clear night
20260417 -1.0 Not a clear night Not a clear night
20260416 -1.0 Not a clear night Not a clear night
20260415 0.5 Partial success 6.745e+11 1.02e+11 3210–6566 m Successful (method err: 0.1%, sensitivity 2σ: 15.1%)
20260414 -1.0 Not a clear night Not a clear night
20260413 -1.0 Not a clear night Not a clear night
20260412 -1.0 Not a clear night Not a clear night
20260411 0.5 Partial success 6.6e+11 9.77e+10 3450–5847 m Successful (method err: 12.0%, sensitivity 2σ: 14.8%)
20260410 -1.0 Not a clear night Not a clear night
20260408 1.0 Successful 7.173e+11 4.30e+10 2011–5847 m Successful (method err: 8.5%, sensitivity 2σ: 6.0%)
20260407 -3.0 Method disagreement Method disagreement: 16.7%
20260406 0.5 Partial success 5.512e+11 8.56e+10 3689–5128 m Successful (method err: 5.5%, sensitivity 2σ: 15.5%)
20260405 -1.0 Not a clear night Not a clear night
20260404 -1.0 Not a clear night Not a clear night
20260403 -1.0 Not a clear night Not a clear night
20260402 -3.0 Method disagreement Method disagreement: 15.1%
20260401 -1.0 Not a clear night Not a clear night
20260331 -1.0 Not a clear night Not a clear night
20260330 -1.0 Not a clear night Not a clear night
20260329 -1.0 Not a clear night Not a clear night
20260328 -1.0 Not a clear night Not a clear night
20260327 -1.0 Not a clear night Not a clear night
20260326 -1.0 Not a clear night Not a clear night
20260325 -1.0 Not a clear night Not a clear night
20260324 -1.0 Not a clear night Not a clear night
20260323 0.5 Partial success 9.657e+11 7.44e+10 2491–5847 m Successful (method err: 0.1%, sensitivity 2σ: 7.7%)
20260322 1.0 Successful 5.747e+11 8.23e+10 5128–6087 m Successful (method err: 1.3%, sensitivity 2σ: 14.3%)
20260321 0.5 Partial success 7.747e+11 4.89e+10 2251–5128 m Successful (method err: 3.0%, sensitivity 2σ: 6.3%)
20260320 -1.0 Not a clear night Not a clear night
20260319 0.5 Partial success 7.9e+11 6.17e+10 3929–6806 m Successful (method err: 14.4%, sensitivity 2σ: 7.8%)
20260318 -1.0 Not a clear night Not a clear night
20260317 -1.0 Not a clear night Not a clear night
20260316 -1.0 Not a clear night Not a clear night
20260315 -1.0 Not a clear night Not a clear night
20260314 -1.0 Not a clear night Not a clear night
20260313 0.5 Partial success 8.111e+11 5.76e+10 2011–5847 m Successful (method err: 14.6%, sensitivity 2σ: 7.1%)
20260312 0.5 Partial success 8.27e+11 9.74e+10 2491–6327 m Successful (method err: 2.8%, sensitivity 2σ: 11.8%)
20260311 -1.0 Not a clear night Not a clear night
20260310 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260309 0.5 Partial success 7.387e+11 7.18e+10 1771–2251 m Successful (method err: 12.8%, sensitivity 2σ: 9.7%)
20260308 -1.0 Not a clear night Not a clear night
20260307 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260306 0.5 Partial success 9.139e+11 1.14e+11 1771–2730 m Successful (method err: 14.4%, sensitivity 2σ: 12.5%)
20260305 1.0 Successful 6.472e+11 7.86e+10 2730–5607 m Successful (method err: 6.2%, sensitivity 2σ: 12.1%)
20260304 0.5 Partial success 6.709e+11 9.44e+10 2730–5607 m Successful (method err: 12.9%, sensitivity 2σ: 14.1%)
20260303 0.5 Partial success 6.594e+11 4.82e+10 2251–5607 m Successful (method err: 7.6%, sensitivity 2σ: 7.3%)
20260302 0.5 Partial success 6.221e+11 4.77e+10 2251–6087 m Successful (method err: 10.3%, sensitivity 2σ: 7.7%)
20260301 -1.0 Not a clear night Not a clear night
20260228 -1.0 Not a clear night Not a clear night
20260227 0.5 Partial success 6.143e+11 7.87e+10 4169–5607 m Successful (method err: 11.3%, sensitivity 2σ: 12.8%)
20260226 0.5 Partial success 6e+11 7.17e+10 5368–5847 m Successful (method err: 9.2%, sensitivity 2σ: 12.0%)
20260225 -1.0 Not a clear night Not a clear night
20260224 -1.0 Not a clear night Not a clear night
20260223 -1.0 Not a clear night Not a clear night
20260222 -1.0 Not a clear night Not a clear night
20260221 -1.0 Not a clear night Not a clear night
20260220 -1.0 Not a clear night Not a clear night
20260219 -1.0 Not a clear night Not a clear night
20260218 -1.0 Not a clear night Not a clear night
20260217 -1.0 Not a clear night Not a clear night
20260216 -1.0 Not a clear night Not a clear night
20260215 0.5 Partial success 7.993e+11 3.31e+10 1771–5607 m Successful (method err: 7.5%, sensitivity 2σ: 4.1%)
20260214 -1.0 Not a clear night Not a clear night
20260213 -1.0 Not a clear night Not a clear night
20260212 -1.0 Not a clear night Not a clear night
20260211 -1.0 Not a clear night Not a clear night
20260210 -3.0 Method disagreement Method disagreement: 18.2%
20260209 -1.0 Not a clear night Not a clear night
20260208 -1.0 Not a clear night Not a clear night
20260207 -1.0 Not a clear night Not a clear night
20260206 -1.0 Not a clear night Not a clear night
20260205 -1.0 Not a clear night Not a clear night
20260204 -1.0 Not a clear night Not a clear night
20260203 -1.0 Not a clear night Not a clear night
20260202 -1.0 Not a clear night Not a clear night
20260201 -1.0 Not a clear night Not a clear night
20260131 -1.0 Not a clear night Not a clear night
20260130 -1.0 Not a clear night Not a clear night
20260129 -1.0 Not a clear night Not a clear night
20260128 -1.0 Not a clear night Not a clear night
20260127 -1.0 Not a clear night Not a clear night
20260126 -1.0 Not a clear night Not a clear night
20260125 -1.0 Not a clear night Not a clear night
20260124 -1.0 Not a clear night Not a clear night
20260123 -1.0 Not a clear night Not a clear night
20260122 0.5 Partial success 6.043e+11 3.47e+10 5128–6566 m Successful (method err: 8.3%, sensitivity 2σ: 5.7%)
20260121 0.5 Partial success 7.65e+11 4.42e+10 5128–6566 m Successful (method err: 12.0%, sensitivity 2σ: 5.8%)
20260120 0.5 Partial success 9.994e+11 5.38e+10 5128–5607 m Successful (method err: 3.4%, sensitivity 2σ: 5.4%)
20260119 1.0 Successful 8.633e+11 6.49e+10 4409–6327 m Successful (method err: 12.3%, sensitivity 2σ: 7.5%)
20260118 0.5 Partial success 8.567e+11 4.00e+10 2011–4888 m Successful (method err: 7.1%, sensitivity 2σ: 4.7%)
20260117 -1.0 Not a clear night Not a clear night
20260116 -1.0 Not a clear night Not a clear night
20260115 -1.0 Not a clear night Not a clear night
20260114 -1.0 Not a clear night Not a clear night
20260113 -1.0 Not a clear night Not a clear night
20260112 -1.0 Not a clear night Not a clear night
20260111 -1.0 Not a clear night Not a clear night
20260110 -1.0 Not a clear night Not a clear night
20260109 -1.0 Not a clear night Not a clear night
20260108 -1.0 Not a clear night Not a clear night
20260107 -1.0 Not a clear night Not a clear night
20260106 -1.0 Not a clear night Not a clear night
20260105 -1.0 Not a clear night Not a clear night
20260104 -1.0 Not a clear night Not a clear night
20260103 -1.0 Not a clear night Not a clear night
20260102 -1.0 Not a clear night Not a clear night
20260101 -1.0 Not a clear night Not a clear night
20251231 -3.0 Method disagreement Method disagreement: 15.0%
20251230 -1.0 Not a clear night Not a clear night
20251229 -1.0 Not a clear night Not a clear night
20251228 -1.0 Not a clear night Not a clear night
20251227 0.5 Partial success 7.132e+11 2.47e+10 2011–5847 m Successful (method err: 14.1%, sensitivity 2σ: 3.5%)
20251226 1.0 Successful 7.213e+11 3.40e+10 2251–6087 m Successful (method err: 13.8%, sensitivity 2σ: 4.7%)
20251225 1.0 Successful 7.271e+11 2.49e+10 2011–5847 m Successful (method err: 11.3%, sensitivity 2σ: 3.4%)
20251224 0.5 Partial success 6.532e+11 4.02e+10 3929–6806 m Successful (method err: 11.5%, sensitivity 2σ: 6.1%)
20251223 -1.0 Not a clear night Not a clear night
20251222 0.5 Partial success 8.075e+11 3.77e+10 2251–6087 m Successful (method err: 1.9%, sensitivity 2σ: 4.7%)
20251221 -1.0 Not a clear night Not a clear night
20251220 0.5 Partial success 6.84e+11 7.79e+10 2970–6806 m Successful (method err: 14.2%, sensitivity 2σ: 11.4%)
20251219 -1.0 Not a clear night Not a clear night
20251218 -1.0 Not a clear night Not a clear night
20251217 -1.0 Not a clear night Not a clear night
20251216 0.5 Partial success 7.499e+11 5.28e+10 3689–7046 m Successful (method err: 14.0%, sensitivity 2σ: 7.0%)
20251215 -3.0 Method disagreement Method disagreement: 15.7%
20251214 -1.0 Not a clear night Not a clear night
20251213 -1.0 Not a clear night Not a clear night
20251212 0.5 Partial success 6.814e+11 5.48e+10 1771–5607 m Successful (method err: 12.5%, sensitivity 2σ: 8.0%)
20251211 -1.0 Not a clear night Not a clear night
20251210 -1.0 Not a clear night Not a clear night
20251209 -1.0 Not a clear night Not a clear night
20251208 -1.0 Not a clear night Not a clear night
20251207 -1.0 Not a clear night Not a clear night
20251206 -1.0 Not a clear night Not a clear night
20251205 -1.0 Not a clear night Not a clear night
20251204 -1.0 Not a clear night Not a clear night
20251203 -1.0 Not a clear night Not a clear night
20251202 -1.0 Not a clear night Not a clear night
20251201 -3.0 Method disagreement Method disagreement: 16.0%
20251130 -1.0 Not a clear night Not a clear night
20251129 -1.0 Not a clear night Not a clear night
20251128 -1.0 Not a clear night Not a clear night
20251127 -1.0 Not a clear night Not a clear night
20251126 -1.0 Not a clear night Not a clear night
20251125 -1.0 Not a clear night Not a clear night
20251124 -1.0 Not a clear night Not a clear night
20251123 0.5 Partial success 7.182e+11 3.12e+10 3689–5607 m Successful (method err: 11.7%, sensitivity 2σ: 4.3%)
20251122 -1.0 Not a clear night Not a clear night
20251121 -1.0 Not a clear night Not a clear night
20251120 -1.0 Not a clear night Not a clear night
20251119 -1.0 Not a clear night Not a clear night
20251118 -1.0 Not a clear night Not a clear night
20251117 -1.0 Not a clear night Not a clear night
20251116 -1.0 Not a clear night Not a clear night
20251115 -1.0 Not a clear night Not a clear night
20251114 -1.0 Not a clear night Not a clear night
20251113 0.5 Partial success 7.204e+11 4.10e+10 3689–6566 m Successful (method err: 12.0%, sensitivity 2σ: 5.7%)
20251112 0.5 Partial success 7.032e+11 4.54e+10 4409–5847 m Successful (method err: 10.3%, sensitivity 2σ: 6.5%)
20251111 -1.0 Not a clear night Not a clear night
20251110 -1.0 Not a clear night Not a clear night
20251109 -1.0 Not a clear night Not a clear night
20251108 1.0 Successful 6.805e+11 5.22e+10 3689–6087 m Successful (method err: 14.4%, sensitivity 2σ: 7.7%)
20251107 0.5 Partial success 7.128e+11 3.91e+10 1771–5607 m Successful (method err: 11.1%, sensitivity 2σ: 5.5%)
20251106 0.5 Partial success 7.438e+11 3.24e+10 4169–7046 m Successful (method err: 2.4%, sensitivity 2σ: 4.4%)
20251105 -1.0 Not a clear night Not a clear night
20251104 -1.0 Not a clear night Not a clear night
20251103 -1.0 Not a clear night Not a clear night
20251102 -3.0 Method disagreement Method disagreement: 16.3%
20251101 0.5 Partial success 7.743e+11 3.14e+10 2730–5128 m Successful (method err: 1.6%, sensitivity 2σ: 4.1%)
20251031 -1.0 Not a clear night Not a clear night
20251030 -1.0 Not a clear night Not a clear night
20251029 -1.0 Not a clear night Not a clear night
20251028 -1.0 Not a clear night Not a clear night
20251027 -1.0 Not a clear night Not a clear night
20251026 -1.0 Not a clear night Not a clear night
20251025 -1.0 Not a clear night Not a clear night
20251024 -1.0 Not a clear night Not a clear night
20251023 -1.0 Not a clear night Not a clear night
20251022 -1.0 Not a clear night Not a clear night
20251021 -1.0 Not a clear night Not a clear night
20251020 -1.0 Not a clear night Not a clear night
20251019 -1.0 Not a clear night Not a clear night
20251018 -1.0 Not a clear night Not a clear night
20251017 -1.0 Not a clear night Not a clear night
20251016 -1.0 Not a clear night Not a clear night
20251015 -1.0 Not a clear night Not a clear night
20251014 -1.0 Not a clear night Not a clear night
20251013 -1.0 Not a clear night Not a clear night
20251012 -1.0 Not a clear night Not a clear night
20251011 -1.0 Not a clear night Not a clear night
20251010 -1.0 Not a clear night Not a clear night
20251009 -1.0 Not a clear night Not a clear night
20251008 -1.0 Not a clear night Not a clear night
20251007 -1.0 Not a clear night Not a clear night
20251006 -1.0 Not a clear night Not a clear night
20251005 -1.0 Not a clear night Not a clear night
20251004 -1.0 Not a clear night Not a clear night
20251003 -1.0 Not a clear night Not a clear night
20251002 -1.0 Not a clear night Not a clear night
20251001 -1.0 Not a clear night Not a clear night
20250930 -1.0 Not a clear night Not a clear night
20250929 -1.0 Not a clear night Not a clear night
20250928 -1.0 Not a clear night Not a clear night
20250927 -1.0 Not a clear night Not a clear night
20250926 -1.0 Not a clear night Not a clear night
20250925 0.5 Partial success 7.808e+11 3.67e+10 2251–6087 m Successful (method err: 13.2%, sensitivity 2σ: 4.7%)
20250924 0.5 Partial success 8.435e+11 4.70e+10 2251–3210 m Successful (method err: 0.6%, sensitivity 2σ: 5.6%)
20250923 0.5 Partial success 6.1e+11 8.69e+10 4888–6806 m Successful (method err: 9.4%, sensitivity 2σ: 14.2%)
20250922 0.5 Partial success 7.237e+11 1.05e+11 2970–6327 m Successful (method err: 13.6%, sensitivity 2σ: 14.5%)
20250921 -1.0 Not a clear night Not a clear night
20250920 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250919 -1.0 Not a clear night Not a clear night
20250918 -1.0 Not a clear night Not a clear night
20250917 -1.0 Not a clear night Not a clear night
20250916 -1.0 Not a clear night Not a clear night
20250915 -1.0 Not a clear night Not a clear night
20250914 -1.0 Not a clear night Not a clear night
20250913 -1.0 Not a clear night Not a clear night
20250912 1.0 Successful 7.42e+11 1.13e+11 4169–6566 m Successful (method err: 14.8%, sensitivity 2σ: 15.2%)
20250911 -1.0 Not a clear night Not a clear night
20250910 -1.0 Not a clear night Not a clear night
20250909 -1.0 Not a clear night Not a clear night
20250908 0.5 Partial success 9.85e+11 6.41e+10 3689–5607 m Successful (method err: 0.5%, sensitivity 2σ: 6.5%)
20250907 0.5 Partial success 9.115e+11 3.27e+10 2251–6087 m Successful (method err: 11.1%, sensitivity 2σ: 3.6%)
20250906 -1.0 Not a clear night Not a clear night
20250905 -1.0 Not a clear night Not a clear night
20250904 -1.0 Not a clear night Not a clear night
20250903 -1.0 Not a clear night Not a clear night
20250901 -1.0 Not a clear night Not a clear night
20250831 -1.0 Not a clear night Not a clear night
20250830 0.5 Partial success 6.931e+11 8.21e+10 4169–5128 m Successful (method err: 9.5%, sensitivity 2σ: 11.8%)
20250829 0.5 Partial success 6.98e+11 9.08e+10 2730–6566 m Successful (method err: 11.1%, sensitivity 2σ: 13.0%)
20250828 -1.0 Not a clear night Not a clear night
20250827 -1.0 Not a clear night Not a clear night
20250826 -3.0 Method disagreement Method disagreement: 15.7%
20250825 -1.0 Not a clear night Not a clear night
20250824 -1.0 Not a clear night Not a clear night
20250823 -1.0 Not a clear night Not a clear night
20250822 -1.0 Not a clear night Not a clear night
20250821 0.5 Partial success 8.571e+11 6.18e+10 2491–6327 m Successful (method err: 7.6%, sensitivity 2σ: 7.2%)
20250820 -1.0 Not a clear night Not a clear night
20250819 1.0 Successful 7.201e+11 6.56e+10 3689–6566 m Successful (method err: 6.9%, sensitivity 2σ: 9.1%)
20250818 -1.0 Not a clear night Not a clear night
20250817 1.0 Successful 6.529e+11 1.14e+11 4648–5607 m Successful (method err: 8.9%, sensitivity 2σ: 17.5%)
20250816 -1.0 Not a clear night Not a clear night
20250815 0.5 Partial success 8.923e+11 1.95e+11 4409–6327 m Successful (method err: 10.2%, sensitivity 2σ: 21.8%)
20250814 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250813 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250812 0.5 Partial success 8.635e+11 6.24e+10 2251–5128 m Successful (method err: 6.3%, sensitivity 2σ: 7.2%)
20250811 -3.0 Method disagreement Method disagreement: 16.5%
20250810 0.5 Partial success 9.215e+11 9.49e+10 4409–5847 m Successful (method err: 10.0%, sensitivity 2σ: 10.3%)
20250809 -1.0 Not a clear night Not a clear night
20250808 -1.0 Not a clear night Not a clear night
20250807 -1.0 Not a clear night Not a clear night
20250806 -1.0 Not a clear night Not a clear night
20250805 -1.0 Not a clear night Not a clear night
20250804 -1.0 Not a clear night Not a clear night
20250803 -1.0 Not a clear night Not a clear night
20250802 -1.0 Not a clear night Not a clear night
20250801 -1.0 Not a clear night Not a clear night
20250731 -1.0 Not a clear night Not a clear night
20250730 -1.0 Not a clear night Not a clear night
20250729 -1.0 Not a clear night Not a clear night
20250728 -1.0 Not a clear night Not a clear night
20250727 -1.0 Not a clear night Not a clear night
20250726 -1.0 Not a clear night Not a clear night
20250725 -1.0 Not a clear night Not a clear night
20250724 -1.0 Not a clear night Not a clear night
20250723 -1.0 Not a clear night Not a clear night
20250722 -1.0 Not a clear night Not a clear night
20250721 -1.0 Not a clear night Not a clear night
20250720 -1.0 Not a clear night Not a clear night
20250719 0.5 Partial success 8.271e+11 5.38e+10 3689–7046 m Successful (method err: 14.1%, sensitivity 2σ: 6.5%)
20250718 -1.0 Not a clear night Not a clear night
20250717 -1.0 Not a clear night Not a clear night
20250716 -1.0 Not a clear night Not a clear night
20250715 -1.0 Not a clear night Not a clear night
20250714 -1.0 Not a clear night Not a clear night
20250713 -1.0 Not a clear night Not a clear night
20250712 -1.0 Not a clear night Not a clear night
20250711 -1.0 Not a clear night Not a clear night
20250710 0.5 Partial success 1.028e+12 3.95e+10 1771–5128 m Successful (method err: 13.3%, sensitivity 2σ: 3.8%)
20250709 -1.0 Not a clear night Not a clear night
20250708 -1.0 Not a clear night Not a clear night
20250707 -1.0 Not a clear night Not a clear night
20250706 -1.0 Not a clear night Not a clear night
20250705 0.5 Partial success 7.259e+11 7.80e+10 4648–7046 m Successful (method err: 13.8%, sensitivity 2σ: 10.7%)
20250704 -1.0 Not a clear night Not a clear night
20250703 -1.0 Not a clear night Not a clear night
20250702 1.0 Successful 9.023e+11 1.12e+11 4648–6087 m Successful (method err: 11.6%, sensitivity 2σ: 12.5%)
20250701 1.0 Successful 1.088e+12 5.34e+10 2251–6087 m Successful (method err: 11.6%, sensitivity 2σ: 4.9%)
20250630 0.5 Partial success 6.691e+11 6.90e+10 5128–6087 m Successful (method err: 4.6%, sensitivity 2σ: 10.3%)
20250629 -1.0 Not a clear night Not a clear night
20250628 -1.0 Not a clear night Not a clear night
20250627 -1.0 Not a clear night Not a clear night
20250626 -1.0 Not a clear night Not a clear night
20250625 -1.0 Not a clear night Not a clear night
20250624 -1.0 Not a clear night Not a clear night
20250623 -1.0 Not a clear night Not a clear night
20250622 0.5 Partial success 9.667e+11 7.36e+10 3929–7286 m Successful (method err: 9.0%, sensitivity 2σ: 7.6%)
20250621 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250620 1.0 Successful 9.963e+11 6.11e+10 4888–5847 m Successful (method err: 4.9%, sensitivity 2σ: 6.1%)
20250619 -3.0 Method disagreement Method disagreement: 16.2%
20250618 -1.0 Not a clear night Not a clear night
20250617 -1.0 Not a clear night Not a clear night
20250616 0.5 Partial success 1.384e+12 7.24e+10 2251–3689 m Successful (method err: 7.0%, sensitivity 2σ: 5.2%)
20250615 -1.0 Not a clear night Not a clear night
20250614 0.5 Partial success 9.552e+11 1.41e+11 5128–6566 m Successful (method err: 0.0%, sensitivity 2σ: 14.8%)
20250613 -1.0 Not a clear night Not a clear night
20250612 1.0 Successful 8.145e+11 9.72e+10 5607–6087 m Successful (method err: 7.6%, sensitivity 2σ: 11.9%)
20250611 -1.0 Not a clear night Not a clear night
20250610 -1.0 Not a clear night Not a clear night
20250609 -1.0 Not a clear night Not a clear night
20250608 -1.0 Not a clear night Not a clear night
20250607 -1.0 Not a clear night Not a clear night
20250606 -1.0 Not a clear night Not a clear night
20250605 -1.0 Not a clear night Not a clear night
20250604 -1.0 Not a clear night Not a clear night
20250603 -1.0 Not a clear night Not a clear night
20250602 -1.0 Not a clear night Not a clear night
20250601 -1.0 Not a clear night Not a clear night
20250531 -1.0 Not a clear night Not a clear night
20250530 -1.0 Not a clear night Not a clear night
20250529 -1.0 Not a clear night Not a clear night
20250528 -1.0 Not a clear night Not a clear night
20250527 -1.0 Not a clear night Not a clear night
20250526 -1.0 Not a clear night Not a clear night
20250525 -1.0 Not a clear night Not a clear night
20250524 -1.0 Not a clear night Not a clear night
20250523 -1.0 Not a clear night Not a clear night
20250522 -1.0 Not a clear night Not a clear night
20250521 0.5 Partial success 1.028e+12 5.07e+10 2491–6327 m Successful (method err: 0.1%, sensitivity 2σ: 4.9%)
20250520 1.0 Successful 9.869e+11 7.15e+10 2491–6327 m Successful (method err: 0.7%, sensitivity 2σ: 7.2%)
20250519 0.5 Partial success 1.016e+12 2.93e+10 2491–6327 m Successful (method err: 11.7%, sensitivity 2σ: 2.9%)
20250518 -1.0 Not a clear night Not a clear night
20250517 -1.0 Not a clear night Not a clear night
20250516 1.0 Successful 1.118e+12 5.73e+10 2011–5847 m Successful (method err: 2.9%, sensitivity 2σ: 5.1%)
20250515 -1.0 Not a clear night Not a clear night
20250514 0.5 Partial success 8.934e+11 8.91e+10 2970–5847 m Successful (method err: 12.3%, sensitivity 2σ: 10.0%)
20250513 0.5 Partial success 9.46e+11 8.02e+10 2251–2730 m Successful (method err: 11.6%, sensitivity 2σ: 8.5%)
20250512 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250511 1.0 Successful 9.449e+11 7.10e+10 3450–7286 m Successful (method err: 7.9%, sensitivity 2σ: 7.5%)
20250510 0.5 Partial success 7.91e+11 7.28e+10 2970–6806 m Successful (method err: 7.4%, sensitivity 2σ: 9.2%)
20250509 1.0 Successful 9.518e+11 8.91e+10 2970–3929 m Successful (method err: 3.1%, sensitivity 2σ: 9.4%)
20250508 -1.0 Not a clear night Not a clear night
20250507 0.0 No data No profiles in nighttime window
20250506 0.5 Partial success 8.532e+11 8.41e+10 3929–7286 m Successful (method err: 11.7%, sensitivity 2σ: 9.9%)
20250505 -3.0 Method disagreement Method disagreement: 15.9%
20250504 -1.0 Not a clear night Not a clear night
20250503 1.0 Successful 7.341e+11 1.47e+11 4888–6806 m Successful (method err: 2.2%, sensitivity 2σ: 20.0%)
20250502 -3.0 Method disagreement Method disagreement: 16.6%
20250501 0.5 Partial success 9.349e+11 6.14e+10 3450–5847 m Successful (method err: 12.6%, sensitivity 2σ: 6.6%)
20250430 0.5 Partial success 9.319e+11 6.76e+10 3210–4169 m Successful (method err: 8.0%, sensitivity 2σ: 7.3%)
20250429 -3.0 Method disagreement Method disagreement: 18.0%
20250428 -3.0 Method disagreement Method disagreement: 15.2%
20250427 1.0 Successful 7.379e+11 6.93e+10 5607–6087 m Successful (method err: 14.7%, sensitivity 2σ: 9.4%)
20250426 -1.0 Not a clear night Not a clear night
20250425 -1.0 Not a clear night Not a clear night
20250424 -1.0 Not a clear night Not a clear night
20250423 -1.0 Not a clear night Not a clear night
20250422 -1.0 Not a clear night Not a clear night
20250421 -1.0 Not a clear night Not a clear night
20250420 0.5 Partial success 9.247e+11 5.78e+10 2251–3689 m Successful (method err: 9.4%, sensitivity 2σ: 6.3%)
20250419 -1.0 Not a clear night Not a clear night
20250418 -1.0 Not a clear night Not a clear night
20250417 -1.0 Not a clear night Not a clear night
20250416 -1.0 Not a clear night Not a clear night
20250415 0.5 Partial success 1.393e+12 7.25e+10 2491–6327 m Successful (method err: 11.1%, sensitivity 2σ: 5.2%)
20250414 -1.0 Not a clear night Not a clear night
20250413 -1.0 Not a clear night Not a clear night
20250412 0.5 Partial success 1.142e+12 6.93e+10 4409–6327 m Successful (method err: 3.7%, sensitivity 2σ: 6.1%)
20250411 -1.0 Not a clear night Not a clear night
20250410 -1.0 Not a clear night Not a clear night
20250409 -1.0 Not a clear night Not a clear night
20250408 0.5 Partial success 1.012e+12 4.01e+10 2970–3450 m Successful (method err: 0.8%, sensitivity 2σ: 4.0%)
20250407 1.0 Successful 9.179e+11 5.39e+10 5128–6566 m Successful (method err: 10.0%, sensitivity 2σ: 5.9%)
20250406 0.5 Partial success 9.302e+11 4.13e+10 3929–7765 m Successful (method err: 1.3%, sensitivity 2σ: 4.4%)
20250405 0.5 Partial success 9.525e+11 3.38e+10 1771–5607 m Successful (method err: 4.4%, sensitivity 2σ: 3.6%)
20250404 0.5 Partial success 9.834e+11 4.36e+10 2251–6087 m Successful (method err: 12.5%, sensitivity 2σ: 4.4%)
20250403 0.5 Partial success 1.064e+12 5.46e+10 2491–3450 m Successful (method err: 7.5%, sensitivity 2σ: 5.1%)
20250402 0.5 Partial success 1.081e+12 4.37e+10 2491–4888 m Successful (method err: 2.4%, sensitivity 2σ: 4.0%)
20250401 1.0 Successful 7.08e+11 7.51e+10 3689–6566 m Successful (method err: 2.1%, sensitivity 2σ: 10.6%)
20250331 -1.0 Not a clear night Not a clear night
20250330 -1.0 Not a clear night Not a clear night
20250329 -1.0 Not a clear night Not a clear night
20250328 1.0 Successful 9.783e+11 5.08e+10 1771–5607 m Successful (method err: 4.6%, sensitivity 2σ: 5.2%)
20250327 -1.0 Not a clear night Not a clear night
20250326 -1.0 Not a clear night Not a clear night
20250325 -1.0 Not a clear night Not a clear night
20250324 -1.0 Not a clear night Not a clear night
20250323 -1.0 Not a clear night Not a clear night
20250322 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250321 1.0 Successful 8.128e+11 7.03e+10 2251–6087 m Successful (method err: 3.2%, sensitivity 2σ: 8.6%)
20250320 0.5 Partial success 7.637e+11 6.58e+10 2970–5847 m Successful (method err: 4.0%, sensitivity 2σ: 8.6%)
20250319 1.0 Successful 8.181e+11 3.91e+10 3689–7525 m Successful (method err: 9.7%, sensitivity 2σ: 4.8%)
20250318 1.0 Successful 8.11e+11 3.69e+10 4169–7525 m Successful (method err: 8.4%, sensitivity 2σ: 4.5%)
20250317 -1.0 Not a clear night Not a clear night
20250316 1.0 Successful 8.975e+11 7.10e+10 5128–6566 m Successful (method err: 8.2%, sensitivity 2σ: 7.9%)
20250315 1.0 Successful 9.898e+11 6.01e+10 2730–4648 m Successful (method err: 0.2%, sensitivity 2σ: 6.1%)
20250314 -1.0 Not a clear night Not a clear night
20250313 -1.0 Not a clear night Not a clear night
20250312 -1.0 Not a clear night Not a clear night
20250311 0.5 Partial success 9.938e+11 7.58e+10 3450–6327 m Successful (method err: 8.0%, sensitivity 2σ: 7.6%)
20250310 0.5 Partial success 8.035e+11 9.16e+10 5128–6087 m Successful (method err: 4.4%, sensitivity 2σ: 11.4%)
20250309 0.5 Partial success 7.541e+11 9.15e+10 5368–6327 m Successful (method err: 6.1%, sensitivity 2σ: 12.1%)
20250308 0.5 Partial success 1.044e+12 6.78e+10 4169–5128 m Successful (method err: 5.9%, sensitivity 2σ: 6.5%)
20250307 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250306 1.0 Successful 7.877e+11 5.82e+10 4409–4888 m Successful (method err: 7.1%, sensitivity 2σ: 7.4%)
20250305 1.0 Successful 7.952e+11 4.32e+10 3450–7286 m Successful (method err: 14.8%, sensitivity 2σ: 5.4%)
20250304 -3.0 Method disagreement Method disagreement: 15.3%
20250303 1.0 Successful 8.542e+11 3.71e+10 2491–6327 m Successful (method err: 13.1%, sensitivity 2σ: 4.3%)
20250302 0.5 Partial success 7.821e+11 5.66e+10 3929–4888 m Successful (method err: 4.7%, sensitivity 2σ: 7.2%)
20250301 -1.0 Not a clear night Not a clear night
20250228 -1.0 Not a clear night Not a clear night
20250227 -1.0 Not a clear night Not a clear night
20250226 -1.0 Not a clear night Not a clear night
20250225 -1.0 Not a clear night Not a clear night
20250224 -1.0 Not a clear night Not a clear night
20250223 -1.0 Not a clear night Not a clear night
20250222 -1.0 Not a clear night Not a clear night
20250221 -1.0 Not a clear night Not a clear night
20250220 0.5 Partial success 8.204e+11 7.39e+10 4648–6566 m Successful (method err: 12.2%, sensitivity 2σ: 9.0%)
20250219 0.5 Partial success 8.971e+11 3.26e+10 1771–5607 m Successful (method err: 13.3%, sensitivity 2σ: 3.6%)
20250218 0.5 Partial success 9.777e+11 4.62e+10 2730–6566 m Successful (method err: 5.0%, sensitivity 2σ: 4.7%)
20250217 1.0 Successful 9.896e+11 4.44e+10 2491–6327 m Successful (method err: 2.5%, sensitivity 2σ: 4.5%)
20250216 -1.0 Not a clear night Not a clear night
20250215 -1.0 Not a clear night Not a clear night
20250214 -1.0 Not a clear night Not a clear night
20250213 -1.0 Not a clear night Not a clear night
20250212 -1.0 Not a clear night Not a clear night
20250211 -1.0 Not a clear night Not a clear night
20250210 -1.0 Not a clear night Not a clear night
20250209 -1.0 Not a clear night Not a clear night
20250208 -1.0 Not a clear night Not a clear night
20250207 -1.0 Not a clear night Not a clear night
20250206 -1.0 Not a clear night Not a clear night
20250205 -1.0 Not a clear night Not a clear night
20250204 0.5 Partial success 8.363e+11 8.60e+10 3689–4648 m Successful (method err: 12.3%, sensitivity 2σ: 10.3%)
20250203 0.5 Partial success 8.175e+11 4.70e+10 1771–5607 m Successful (method err: 13.6%, sensitivity 2σ: 5.8%)
20250202 1.0 Successful 8.392e+11 6.01e+10 2251–6087 m Successful (method err: 9.1%, sensitivity 2σ: 7.2%)
20250201 -1.0 Not a clear night Not a clear night
20250131 -1.0 Not a clear night Not a clear night
20250130 -1.0 Not a clear night Not a clear night
20250129 -1.0 Not a clear night Not a clear night
20250128 -1.0 Not a clear night Not a clear night
20250127 -1.0 Not a clear night Not a clear night
20250126 -1.0 Not a clear night Not a clear night
20250125 -1.0 Not a clear night Not a clear night
20250124 -1.0 Not a clear night Not a clear night
20250123 -1.0 Not a clear night Not a clear night
20250122 -1.0 Not a clear night Not a clear night
20250121 -1.0 Not a clear night Not a clear night
20250120 -1.0 Not a clear night Not a clear night
20250119 -1.0 Not a clear night Not a clear night
20250118 -1.0 Not a clear night Not a clear night
20250117 -1.0 Not a clear night Not a clear night
20250116 -1.0 Not a clear night Not a clear night
20250115 -1.0 Not a clear night Not a clear night
20250114 0.5 Partial success 8.28e+11 3.46e+10 1771–5607 m Successful (method err: 11.1%, sensitivity 2σ: 4.2%)
20250113 -1.0 Not a clear night Not a clear night
20250112 -1.0 Not a clear night Not a clear night
20250111 -1.0 Not a clear night Not a clear night
20250110 -1.0 Not a clear night Not a clear night
20250109 -1.0 Not a clear night Not a clear night
20250108 -1.0 Not a clear night Not a clear night
20250107 -1.0 Not a clear night Not a clear night
20250106 -1.0 Not a clear night Not a clear night
20250105 -1.0 Not a clear night Not a clear night
20250104 -1.0 Not a clear night Not a clear night
20250103 -1.0 Not a clear night Not a clear night
20250102 -1.0 Not a clear night Not a clear night
20250101 -1.0 Not a clear night Not a clear night

Instrument monitoring — daily averages: laser power, window transmission, temperatures

Observation − Background (CAMS) — calibrated backscatter vs CAMS model over the selected window

Observation minus background (CAMS) diagnostic

Cloudnet target classification — 11 days · aerosol / cloud / drizzle / ice / supercooled (ceiloclass, driven by CAMS T)

Classification — latest Ctrl+← → step days, or click a day in the calendar

target classification curtain

Instrument sensitivity / detection limit — ICAO detection altitude & nighttime noise floor

Instrument sensitivity / detection limit diagnostic