E-PROFILE
ABERPORTH CHM15k Rayleigh
0-20000-0-03502_A · UK · 52.139, -4.571 · 133 m
33 d stale
Median C_L 2.944e+11
Spread 60%
Drift 15 d +29.5%
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)
2.944e+11
132 calibrated nights
SPREAD (P10-P90)
60%
2.339e+11 … 4.105e+11
15-DAY DRIFT
+29.5%
vs the preceding 45 d
LAST VALID
33 d ago
2026-07-22

Rayleigh — calibration constant over time 22% success · 132/598 · median 2.944e+11

Daily calibration

Time–height & profile

Rayleigh 22% success · 132/598 · median 2.944e+11 · rel. unc 5% · click a point to open that night

All Rayleigh calibrations (598) — click a date to open that night in the daily panel, click a flag for its meaning

DateFlagC_LUncertaintyExtraMessage
20260824 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260823 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260822 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260821 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260820 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260819 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260818 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260817 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260816 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260812 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260811 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260810 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260809 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260808 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260807 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260806 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260805 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260804 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260803 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260802 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260801 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260731 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260730 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260729 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260728 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260727 -1.0 Not a clear night Not a clear night
20260726 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260725 -1.0 Not a clear night Not a clear night
20260724 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260723 -3.0 Method disagreement Method disagreement: 15.8%
20260722 0.5 Partial success 3.816e+11 4.54e+10 2351–4748 m Successful (method err: 11.2%, sensitivity 2σ: 11.9%)
20260721 -1.0 Not a clear night Not a clear night
20260720 0.5 Partial success 4.336e+11 2.90e+10 1871–3789 m Successful (method err: 10.3%, sensitivity 2σ: 6.7%)
20260719 -1.0 Not a clear night Not a clear night
20260718 1.0 Successful 3.332e+11 5.56e+10 5228–6666 m Successful (method err: 3.1%, sensitivity 2σ: 16.7%)
20260717 0.5 Partial success 4.564e+11 6.05e+10 3550–5947 m Successful (method err: 6.8%, sensitivity 2σ: 13.3%)
20260716 -1.0 Not a clear night Not a clear night
20260715 1.0 Successful 5.121e+11 3.24e+10 2830–6666 m Successful (method err: 3.4%, sensitivity 2σ: 6.3%)
20260714 1.0 Successful 4.701e+11 3.89e+10 3070–4509 m Successful (method err: 9.1%, sensitivity 2σ: 8.3%)
20260713 1.0 Successful 5.581e+11 4.90e+10 3550–6427 m Successful (method err: 9.9%, sensitivity 2σ: 8.8%)
20260712 0.5 Partial success 5.19e+11 2.76e+10 1871–2830 m Successful (method err: 11.5%, sensitivity 2σ: 5.3%)
20260711 -1.0 Not a clear night Not a clear night
20260710 0.5 Partial success 4.725e+11 4.32e+10 3550–4988 m Successful (method err: 6.6%, sensitivity 2σ: 9.1%)
20260709 -1.0 Not a clear night Not a clear night
20260708 -3.0 Method disagreement Method disagreement: 15.6%
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 0.5 Partial success 3.484e+11 4.23e+10 2351–4748 m Successful (method err: 12.9%, sensitivity 2σ: 12.1%)
20260702 -1.0 Not a clear night Not a clear night
20260701 -1.0 Not a clear night Not a clear night
20260630 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20260625 -1.0 Not a clear night Not a clear night
20260624 1.0 Successful 3.413e+11 4.13e+10 4029–5947 m Successful (method err: 14.3%, sensitivity 2σ: 12.1%)
20260623 1.0 Successful 4.266e+11 5.60e+10 4748–7146 m Successful (method err: 13.4%, sensitivity 2σ: 13.1%)
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 -1.0 Not a clear night Not a clear night
20260601 -1.0 Not a clear night Not a clear night
20260531 -1.0 Not a clear night Not a clear night
20260530 0.5 Partial success 3.073e+11 2.07e+10 1871–5228 m Successful (method err: 2.0%, sensitivity 2σ: 6.7%)
20260529 -1.0 Not a clear night Not a clear night
20260528 0.5 Partial success 4.105e+11 4.53e+10 4269–7626 m Successful (method err: 9.4%, sensitivity 2σ: 11.0%)
20260527 1.0 Successful 4.268e+11 6.60e+10 2351–3310 m Successful (method err: 4.3%, sensitivity 2σ: 15.5%)
20260526 1.0 Successful 3.777e+11 2.26e+10 2351–4748 m Successful (method err: 0.0%, sensitivity 2σ: 6.0%)
20260525 -3.0 Method disagreement Method disagreement: 17.1%
20260524 0.5 Partial success 2.917e+11 1.99e+10 1871–4748 m Successful (method err: 5.9%, sensitivity 2σ: 6.8%)
20260523 -1.0 Not a clear night Not a clear night
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 0.5 Partial success 3.237e+11 2.14e+10 2111–3550 m Successful (method err: 5.6%, sensitivity 2σ: 6.6%)
20260511 -1.0 Not a clear night Not a clear night
20260510 -1.0 Not a clear night Not a clear night
20260509 0.5 Partial success 3.653e+11 2.35e+10 3550–5468 m Successful (method err: 5.4%, sensitivity 2σ: 6.4%)
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 Not a clear night Not a clear night
20260501 -1.0 Not a clear night Not a clear night
20260430 0.5 Partial success 4.105e+11 1.04e+10 1871–5707 m Successful (method err: 1.0%, sensitivity 2σ: 2.5%)
20260429 1.0 Successful 3.452e+11 2.57e+10 4269–6187 m Successful (method err: 2.5%, sensitivity 2σ: 7.4%)
20260428 1.0 Successful 3.231e+11 1.56e+10 1871–5707 m Successful (method err: 1.4%, sensitivity 2σ: 4.8%)
20260427 -1.0 Not a clear night Not a clear night
20260426 -1.0 Not a clear night Not a clear night
20260425 0.5 Partial success 4.433e+11 1.02e+10 2351–6187 m Successful (method err: 1.2%, sensitivity 2σ: 2.3%)
20260424 0.5 Partial success 3.418e+11 1.10e+10 1871–5707 m Successful (method err: 12.3%, sensitivity 2σ: 3.2%)
20260423 -3.0 Method disagreement Method disagreement: 16.2%
20260422 0.5 Partial success 3.059e+11 1.33e+10 1871–2830 m Successful (method err: 8.7%, sensitivity 2σ: 4.4%)
20260421 1.0 Successful 2.813e+11 1.73e+10 3550–6427 m Successful (method err: 5.8%, sensitivity 2σ: 6.2%)
20260420 0.5 Partial success 2.868e+11 3.71e+10 4269–6666 m Successful (method err: 6.2%, sensitivity 2σ: 12.9%)
20260419 0.5 Partial success 2.981e+11 1.93e+10 2351–4748 m Successful (method err: 0.4%, sensitivity 2σ: 6.5%)
20260418 1.0 Successful 3.05e+11 2.70e+10 2591–4509 m Successful (method err: 2.8%, sensitivity 2σ: 8.8%)
20260417 -1.0 Not a clear night Not a clear night
20260416 -1.0 Not a clear night Not a clear night
20260415 -1.0 Not a clear night Not a clear night
20260414 -1.0 Not a clear night Not a clear night
20260413 1.0 Successful 3.086e+11 3.70e+10 2830–5707 m Successful (method err: 15.0%, sensitivity 2σ: 12.0%)
20260412 -1.0 Not a clear night Not a clear night
20260411 -1.0 Not a clear night Not a clear night
20260410 -1.0 Not a clear night Not a clear night
20260408 -3.0 Method disagreement Method disagreement: 15.5%
20260407 -3.0 Method disagreement Method disagreement: 19.2%
20260406 0.5 Partial success 2.61e+11 1.91e+10 2591–4988 m Successful (method err: 0.8%, sensitivity 2σ: 7.3%)
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 -1.0 Not a clear night Not a clear night
20260401 -1.0 Not a clear night Not a clear night
20260331 -1.0 Not a clear night Not a clear night
20260330 0.5 Partial success 2.629e+11 2.53e+10 1871–2351 m Successful (method err: 12.4%, sensitivity 2σ: 9.6%)
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 -1.0 Not a clear night Not a clear night
20260322 -3.0 Method disagreement Method disagreement: 22.2%
20260321 0.5 Partial success 2.933e+11 1.51e+10 3310–7146 m Successful (method err: 0.3%, sensitivity 2σ: 5.1%)
20260320 0.5 Partial success 3.291e+11 2.01e+10 4509–6906 m Successful (method err: 14.1%, sensitivity 2σ: 6.1%)
20260319 0.5 Partial success 3.454e+11 3.26e+10 1871–2351 m Successful (method err: 0.3%, sensitivity 2σ: 9.4%)
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 -1.0 Not a clear night Not a clear night
20260312 -1.0 Not a clear night Not a clear night
20260311 -1.0 Not a clear night Not a clear night
20260310 -1.0 Not a clear night Not a clear night
20260309 -1.0 Not a clear night Not a clear night
20260308 -1.0 Not a clear night Not a clear night
20260307 1.0 Successful 3.127e+11 1.17e+10 1871–5707 m Successful (method err: 0.0%, sensitivity 2σ: 3.7%)
20260306 -1.0 Not a clear night Not a clear night
20260305 -1.0 Not a clear night Not a clear night
20260304 1.0 Successful 3.13e+11 1.92e+10 3550–5468 m Successful (method err: 3.8%, sensitivity 2σ: 6.1%)
20260303 -1.0 Not a clear night Not a clear night
20260302 -1.0 Not a clear night Not a clear night
20260301 -1.0 Not a clear night Not a clear night
20260228 -1.0 Not a clear night Not a clear night
20260227 -1.0 Not a clear night Not a clear night
20260226 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
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 0.5 Partial success 2.777e+11 9.70e+09 1871–5228 m Successful (method err: 7.1%, sensitivity 2σ: 3.5%)
20260204 -1.0 Not a clear night Not a clear night
20260203 -1.0 Not a clear night Not a clear night
20260202 0.5 Partial success 2.194e+11 9.55e+09 1871–2351 m Successful (method err: 11.8%, sensitivity 2σ: 4.4%)
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 0.5 Partial success 2.651e+11 1.48e+10 1871–5228 m Successful (method err: 4.4%, sensitivity 2σ: 5.6%)
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 -1.0 Not a clear night Not a clear night
20260121 -1.0 Not a clear night Not a clear night
20260120 -1.0 Not a clear night Not a clear night
20260119 0.5 Partial success 2.602e+11 4.56e+09 1871–5228 m Successful (method err: 7.0%, sensitivity 2σ: 1.8%)
20260118 1.0 Successful 2.517e+11 1.11e+10 2351–5707 m Successful (method err: 5.0%, sensitivity 2σ: 4.4%)
20260117 1.0 Successful 2.803e+11 1.50e+10 2111–4509 m Successful (method err: 13.0%, sensitivity 2σ: 5.4%)
20260116 1.0 Successful 2.338e+11 1.53e+10 2111–5468 m Successful (method err: 13.5%, sensitivity 2σ: 6.6%)
20260115 -1.0 Not a clear night Not a clear night
20260114 0.5 Partial success 2.816e+11 1.36e+10 1871–5707 m Successful (method err: 2.8%, sensitivity 2σ: 4.8%)
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 0.5 Partial success 2.971e+11 9.43e+09 1871–5228 m Successful (method err: 6.6%, sensitivity 2σ: 3.2%)
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 3.03e+11 5.49e+09 1871–5707 m Successful (method err: 5.3%, sensitivity 2σ: 1.8%)
20251226 1.0 Successful 2.812e+11 1.07e+10 2830–6666 m Successful (method err: 12.2%, sensitivity 2σ: 3.8%)
20251225 1.0 Successful 2.823e+11 7.01e+09 1871–5707 m Successful (method err: 5.8%, sensitivity 2σ: 2.5%)
20251224 -1.0 Not a clear night Not a clear night
20251223 -1.0 Not a clear night Not a clear night
20251222 -1.0 Not a clear night Not a clear night
20251221 -1.0 Not a clear night Not a clear night
20251220 0.5 Partial success 2.912e+11 1.69e+10 1871–4748 m Successful (method err: 7.6%, sensitivity 2σ: 5.8%)
20251219 -1.0 Not a clear night Not a clear night
20251218 -1.0 Not a clear night Not a clear night
20251217 0.5 Partial success 2.45e+11 9.24e+09 1871–5228 m Successful (method err: 5.8%, sensitivity 2σ: 3.8%)
20251216 -1.0 Not a clear night Not a clear night
20251215 -1.0 Not a clear night Not a clear night
20251214 -1.0 Not a clear night Not a clear night
20251213 0.5 Partial success 2.686e+11 1.42e+10 2111–5468 m Successful (method err: 9.7%, sensitivity 2σ: 5.3%)
20251212 -1.0 Not a clear night Not a clear night
20251211 0.5 Partial success 2.595e+11 3.29e+10 1871–5707 m Successful (method err: 5.8%, sensitivity 2σ: 12.7%)
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 -1.0 Not a clear night Not a clear night
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 0.5 Partial success 2.945e+11 8.64e+09 1871–5707 m Successful (method err: 4.9%, sensitivity 2σ: 2.9%)
20251125 -1.0 Not a clear night Not a clear night
20251124 -1.0 Not a clear night Not a clear night
20251123 -1.0 Not a clear night Not a clear night
20251122 -1.0 Not a clear night Not a clear night
20251121 0.5 Partial success 2.995e+11 7.68e+09 1871–5707 m Successful (method err: 7.6%, sensitivity 2σ: 2.6%)
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 -1.0 Not a clear night Not a clear night
20251112 -1.0 Not a clear night Not a clear night
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 Not a clear night Not a clear night
20251107 -1.0 Not a clear night Not a clear night
20251106 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20251101 -1.0 Not a clear night Not a clear night
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 0.5 Partial success 2.42e+11 5.70e+09 1871–5707 m Successful (method err: 3.3%, sensitivity 2σ: 2.4%)
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 0.5 Partial success 2.143e+11 7.37e+09 1871–5707 m Successful (method err: 0.5%, sensitivity 2σ: 3.4%)
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 0.5 Partial success 2.944e+11 8.81e+09 1871–5707 m Successful (method err: 2.6%, sensitivity 2σ: 3.0%)
20250928 -1.0 Not a clear night Not a clear night
20250927 0.5 Partial success 2.67e+11 1.22e+10 1871–2351 m Successful (method err: 0.5%, sensitivity 2σ: 4.6%)
20250926 1.0 Successful 2.766e+11 1.15e+10 1871–2830 m Successful (method err: 6.3%, sensitivity 2σ: 4.1%)
20250925 -1.0 Not a clear night Not a clear night
20250924 0.5 Partial success 2.892e+11 9.99e+09 1871–5707 m Successful (method err: 3.4%, sensitivity 2σ: 3.5%)
20250923 0.5 Partial success 2.728e+11 8.33e+09 1871–5707 m Successful (method err: 1.5%, sensitivity 2σ: 3.1%)
20250922 0.5 Partial success 3.088e+11 1.09e+10 1871–5707 m Successful (method err: 2.8%, sensitivity 2σ: 3.5%)
20250921 -1.0 Not a clear night Not a clear night
20250920 -1.0 Not a clear night Not a clear night
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 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20250907 -1.0 Not a clear night Not a clear night
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 2.96e+11 1.07e+10 1871–5228 m Successful (method err: 1.5%, sensitivity 2σ: 3.6%)
20250829 -1.0 Not a clear night Not a clear night
20250828 -1.0 Not a clear night Not a clear night
20250827 -1.0 Not a clear night Not a clear night
20250826 -1.0 Not a clear night Not a clear night
20250825 0.5 Partial success 4.605e+11 6.50e+10 3070–4029 m Successful (method err: 5.8%, sensitivity 2σ: 14.1%)
20250824 0.5 Partial success 3.245e+11 2.22e+10 3070–5947 m Successful (method err: 8.8%, sensitivity 2σ: 6.8%)
20250823 -1.0 Not a clear night Not a clear night
20250822 0.5 Partial success 4.583e+11 3.10e+10 2830–5228 m Successful (method err: 6.6%, sensitivity 2σ: 6.8%)
20250821 -1.0 Not a clear night Not a clear night
20250820 -1.0 Not a clear night Not a clear night
20250819 -1.0 Not a clear night Not a clear night
20250818 0.5 Partial success 3.534e+11 3.70e+10 4988–6427 m Successful (method err: 4.7%, sensitivity 2σ: 10.5%)
20250817 -1.0 Not a clear night Not a clear night
20250816 0.5 Partial success 3.074e+11 4.52e+10 2591–6427 m Successful (method err: 6.9%, sensitivity 2σ: 14.7%)
20250815 0.5 Partial success 2.908e+11 4.32e+10 4509–6906 m Successful (method err: 0.9%, sensitivity 2σ: 14.9%)
20250814 -1.0 Not a clear night Not a clear night
20250813 1.0 Successful 3.646e+11 3.74e+10 4269–7626 m Successful (method err: 12.7%, sensitivity 2σ: 10.3%)
20250812 -1.0 Not a clear night Not a clear night
20250811 -1.0 Not a clear night Not a clear night
20250810 0.5 Partial success 2.598e+11 2.35e+10 2111–4029 m Successful (method err: 8.6%, sensitivity 2σ: 9.1%)
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 0.5 Partial success 2.445e+11 1.02e+10 1871–2351 m Successful (method err: 3.6%, sensitivity 2σ: 4.2%)
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 -1.0 Not a clear night Not a clear night
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 Successful 3.044e+11 1.52e+10 4029–5947 m Successful (method err: 13.5%, sensitivity 2σ: 5.0%)
20250712 1.0 Successful 2.813e+11 1.22e+10 2591–5947 m Successful (method err: 0.4%, sensitivity 2σ: 4.4%)
20250711 0.5 Partial success 2.647e+11 2.39e+10 3550–6427 m Successful (method err: 4.0%, sensitivity 2σ: 9.0%)
20250710 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20250704 0.5 Partial success 3.177e+11 1.11e+10 2111–2591 m Successful (method err: 11.2%, sensitivity 2σ: 3.5%)
20250703 -1.0 Not a clear night Not a clear night
20250702 0.5 Partial success 2.447e+11 1.01e+10 1871–2351 m Successful (method err: 12.4%, sensitivity 2σ: 4.1%)
20250701 -1.0 Not a clear night Not a clear night
20250630 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20250621 -1.0 Not a clear night Not a clear night
20250620 -1.0 Not a clear night Not a clear night
20250619 -1.0 Not a clear night Not a clear night
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 3.008e+11 2.91e+10 5468–6427 m Successful (method err: 9.9%, sensitivity 2σ: 9.7%)
20250615 -1.0 Not a clear night Not a clear night
20250614 -1.0 Not a clear night Not a clear night
20250613 -1.0 Not a clear night Not a clear night
20250612 -1.0 Not a clear night Not a clear night
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 Successful 2.573e+11 1.47e+10 2351–3789 m Successful (method err: 10.1%, sensitivity 2σ: 5.7%)
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 Successful 2.67e+11 1.39e+10 4509–5468 m Successful (method err: 2.4%, sensitivity 2σ: 5.2%)
20250522 -1.0 Not a clear night Not a clear night
20250521 -1.0 Not a clear night Not a clear night
20250520 -1.0 Not a clear night Not a clear night
20250519 1.0 Successful 2.916e+11 1.62e+10 2830–6666 m Successful (method err: 0.9%, sensitivity 2σ: 5.5%)
20250518 1.0 Successful 2.73e+11 8.84e+09 1871–2351 m Successful (method err: 2.9%, sensitivity 2σ: 3.2%)
20250517 1.0 Successful 3.149e+11 5.72e+09 1871–4269 m Successful (method err: 12.9%, sensitivity 2σ: 1.8%)
20250516 1.0 Successful 3.109e+11 1.82e+10 1871–5707 m Successful (method err: 8.9%, sensitivity 2σ: 5.9%)
20250515 0.5 Partial success 3.232e+11 9.66e+09 1871–5707 m Successful (method err: 1.7%, sensitivity 2σ: 3.0%)
20250514 1.0 Successful 3.088e+11 2.24e+10 4988–5947 m Successful (method err: 8.4%, sensitivity 2σ: 7.3%)
20250513 0.5 Partial success 3.447e+11 1.66e+10 4509–5468 m Successful (method err: 6.1%, sensitivity 2σ: 4.8%)
20250512 -1.0 Not a clear night Not a clear night
20250511 0.5 Partial success 3.147e+11 1.56e+10 4988–5947 m Successful (method err: 5.8%, sensitivity 2σ: 5.0%)
20250510 -1.0 Not a clear night Not a clear night
20250509 0.5 Partial success 3.064e+11 9.24e+09 2111–3550 m Successful (method err: 2.9%, sensitivity 2σ: 3.0%)
20250508 -1.0 Not a clear night Not a clear night
20250507 0.5 Partial success 3.962e+11 3.92e+10 2591–6427 m Successful (method err: 2.8%, sensitivity 2σ: 9.9%)
20250506 1.0 Successful 3.144e+11 1.85e+10 1871–5707 m Successful (method err: 2.4%, sensitivity 2σ: 5.9%)
20250505 -1.0 Not a clear night Not a clear night
20250504 1.0 Successful 2.516e+11 1.98e+10 4509–7386 m Successful (method err: 6.9%, sensitivity 2σ: 7.9%)
20250503 -1.0 Not a clear night Not a clear night
20250502 -1.0 Not a clear night Not a clear night
20250501 1.0 Successful 3.525e+11 1.00e+10 2351–6187 m Successful (method err: 3.6%, sensitivity 2σ: 2.8%)
20250430 0.5 Partial success 3.142e+11 1.42e+10 2111–5947 m Successful (method err: 0.6%, sensitivity 2σ: 4.5%)
20250429 0.5 Partial success 3.088e+11 7.97e+09 1871–2351 m Successful (method err: 3.3%, sensitivity 2σ: 2.6%)
20250428 -1.0 Not a clear night Not a clear night
20250427 0.5 Partial success 2.954e+11 1.05e+10 2111–4029 m Successful (method err: 8.8%, sensitivity 2σ: 3.6%)
20250426 -1.0 Not a clear night Not a clear night
20250425 0.0 No data No profiles in nighttime window
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 -1.0 Not a clear night Not a clear night
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 -1.0 Not a clear night Not a clear night
20250414 1.0 Successful 2.82e+11 8.67e+09 1871–5707 m Successful (method err: 10.5%, sensitivity 2σ: 3.1%)
20250413 -1.0 Not a clear night Not a clear night
20250412 0.5 Partial success 3.322e+11 1.07e+10 1871–5707 m Successful (method err: 0.0%, sensitivity 2σ: 3.2%)
20250411 0.5 Partial success 2.93e+11 1.58e+10 2111–5947 m Successful (method err: 2.1%, sensitivity 2σ: 5.4%)
20250410 1.0 Successful 3.27e+11 1.69e+10 2351–6187 m Successful (method err: 2.3%, sensitivity 2σ: 5.2%)
20250409 0.5 Partial success 3.098e+11 1.55e+10 1871–5707 m Successful (method err: 2.9%, sensitivity 2σ: 5.0%)
20250408 1.0 Successful 2.979e+11 1.27e+10 3310–7146 m Successful (method err: 14.6%, sensitivity 2σ: 4.3%)
20250407 0.5 Partial success 2.724e+11 1.03e+10 4748–7146 m Successful (method err: 7.0%, sensitivity 2σ: 3.8%)
20250406 1.0 Successful 2.68e+11 3.45e+09 2830–6666 m Successful (method err: 2.3%, sensitivity 2σ: 1.3%)
20250405 1.0 Successful 4.521e+11 2.91e+10 4509–5947 m Successful (method err: 1.8%, sensitivity 2σ: 6.4%)
20250404 -1.0 Not a clear night Not a clear night
20250403 0.5 Partial success 3.107e+11 1.74e+10 1871–5707 m Successful (method err: 2.1%, sensitivity 2σ: 5.6%)
20250402 1.0 Successful 2.488e+11 6.69e+09 1871–2830 m Successful (method err: 5.6%, sensitivity 2σ: 2.7%)
20250401 0.5 Partial success 2.804e+11 9.70e+09 3550–6427 m Successful (method err: 13.3%, sensitivity 2σ: 3.5%)
20250331 0.5 Partial success 2.634e+11 1.89e+10 2591–6427 m Successful (method err: 11.6%, sensitivity 2σ: 7.2%)
20250330 0.5 Partial success 2.308e+11 1.58e+10 1871–5707 m Successful (method err: 4.7%, sensitivity 2σ: 6.9%)
20250329 0.5 Partial success 2.741e+11 1.09e+10 2111–5947 m Successful (method err: 2.9%, sensitivity 2σ: 4.0%)
20250328 -1.0 Not a clear night Not a clear night
20250327 -1.0 Not a clear night Not a clear night
20250326 0.5 Partial success 2.253e+11 8.39e+09 1871–2830 m Successful (method err: 5.3%, sensitivity 2σ: 3.7%)
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 -1.0 Not a clear night Not a clear night
20250321 0.5 Partial success 2.925e+11 1.05e+10 3070–6906 m Successful (method err: 10.0%, sensitivity 2σ: 3.6%)
20250320 -1.0 Not a clear night Not a clear night
20250319 0.5 Partial success 2.639e+11 6.71e+09 1871–5707 m Successful (method err: 7.2%, sensitivity 2σ: 2.5%)
20250318 -1.0 Not a clear night Not a clear night
20250317 -1.0 Not a clear night Not a clear night
20250316 -1.0 Not a clear night Not a clear night
20250315 1.0 Successful 2.23e+11 1.73e+10 4988–5947 m Successful (method err: 5.2%, sensitivity 2σ: 7.8%)
20250314 0.5 Partial success 2.602e+11 1.07e+10 2830–6666 m Successful (method err: 8.4%, sensitivity 2σ: 4.1%)
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 2.187e+11 3.16e+10 4269–6666 m Successful (method err: 8.8%, sensitivity 2σ: 14.4%)
20250310 0.5 Partial success 3.012e+11 1.82e+10 4748–6187 m Successful (method err: 10.5%, sensitivity 2σ: 6.0%)
20250309 -1.0 Not a clear night Not a clear night
20250308 -1.0 Not a clear night Not a clear night
20250307 -1.0 Not a clear night Not a clear night
20250306 1.0 Successful 2.369e+11 1.31e+10 4988–6427 m Successful (method err: 3.3%, sensitivity 2σ: 5.5%)
20250305 -3.0 Method disagreement Method disagreement: 16.1%
20250304 0.5 Partial success 2.394e+11 6.43e+09 2111–5947 m Successful (method err: 6.9%, sensitivity 2σ: 2.7%)
20250303 0.5 Partial success 2.24e+11 4.48e+09 2111–5947 m Successful (method err: 3.4%, sensitivity 2σ: 2.0%)
20250302 0.5 Partial success 2.351e+11 6.15e+09 1871–5707 m Successful (method err: 7.6%, sensitivity 2σ: 2.6%)
20250301 0.5 Partial success 2.241e+11 4.28e+09 1871–5707 m Successful (method err: 6.5%, sensitivity 2σ: 1.9%)
20250228 1.0 Successful 2.403e+11 8.10e+09 2111–5947 m Successful (method err: 3.5%, sensitivity 2σ: 3.4%)
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 -3.0 Method disagreement Method disagreement: 15.1%
20250221 -1.0 Not a clear night Not a clear night
20250220 -1.0 Not a clear night Not a clear night
20250219 -1.0 Not a clear night Not a clear night
20250218 -1.0 Not a clear night Not a clear night
20250217 -1.0 Not a clear night Not a clear night
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 Successful 2.25e+11 7.24e+09 2591–6427 m Successful (method err: 7.6%, sensitivity 2σ: 3.2%)
20250206 1.0 Successful 2.367e+11 5.82e+09 1871–5707 m Successful (method err: 3.1%, sensitivity 2σ: 2.5%)
20250205 -1.0 Not a clear night Not a clear night
20250204 -1.0 Not a clear night Not a clear night
20250203 -1.0 Not a clear night Not a clear night
20250202 0.5 Partial success 2.45e+11 3.91e+09 2111–5947 m Successful (method err: 0.4%, sensitivity 2σ: 1.6%)
20250201 0.5 Partial success 1.961e+11 1.03e+10 1871–5707 m Successful (method err: 5.2%, sensitivity 2σ: 5.3%)
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 Successful 2.13e+11 2.92e+09 1871–5707 m Successful (method err: 3.9%, sensitivity 2σ: 1.4%)
20250115 -1.0 Not a clear night Not a clear night
20250114 -1.0 Not a clear night Not a clear night
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 0.5 Partial success 2.195e+11 5.40e+09 1871–5707 m Successful (method err: 2.8%, sensitivity 2σ: 2.5%)
20250109 1.0 Successful 2.225e+11 7.11e+09 2830–6666 m Successful (method err: 6.7%, sensitivity 2σ: 3.2%)
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