E-PROFILE
BERN CHM15k Rayleigh
0-20008-0-BRN_A · SWITZERLAND · 46.951, 7.438 · 550 m
5 d stale
Median C_L 8.113e+11
Spread 42%
Drift 15 d +12.0%
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)
8.113e+11
120 calibrated nights
SPREAD (P10-P90)
42%
6.531e+11 … 9.942e+11
15-DAY DRIFT
+12.0%
vs the preceding 45 d
LAST VALID
5 d ago
2026-08-19

Rayleigh — calibration constant over time 25% success · 120/482 · median 8.113e+11

Daily calibration

Time–height & profile

Rayleigh 25% success · 120/482 · median 8.113e+11 · rel. unc 7% · click a point to open that night

All Rayleigh calibrations (482) — 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 -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 0.5 Partial success 7.298e+11 5.19e+10 5165–7563 m Successful (method err: 14.3%, sensitivity 2σ: 7.1%)
20260818 -1.0 Not a clear night — — — Not a clear night
20260817 -1.0 Not a clear night — — — Not a clear night
20260816 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260815 -1.0 Not a clear night — — — Not a clear night
20260814 1.0 Successful 1.15e+12 9.57e+10 4926–5885 m Successful (method err: 1.8%, sensitivity 2σ: 8.3%)
20260813 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260812 1.0 Successful 1.176e+12 1.51e+11 5885–6844 m Successful (method err: 3.9%, sensitivity 2σ: 12.8%)
20260811 0.5 Partial success 8.406e+11 1.17e+11 5165–7083 m Successful (method err: 0.8%, sensitivity 2σ: 13.9%)
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 1.0 Successful 9.722e+11 7.00e+10 3247–6604 m Successful (method err: 5.9%, sensitivity 2σ: 7.2%)
20260807 -3.0 Method disagreement — — — Method disagreement: 20.0%
20260806 -1.0 Not a clear night — — — Not a clear night
20260805 -1.0 Not a clear night — — — Not a clear night
20260804 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260803 -1.0 Not a clear night — — — Not a clear night
20260802 1.0 Successful 1.031e+12 8.16e+10 3727–7083 m Successful (method err: 4.8%, sensitivity 2σ: 7.9%)
20260801 -1.0 Not a clear night — — — Not a clear night
20260731 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260730 1.0 Successful 7.65e+11 9.41e+10 5405–7323 m Successful (method err: 4.7%, sensitivity 2σ: 12.3%)
20260729 1.0 Successful 9.202e+11 9.69e+10 5405–6364 m Successful (method err: 4.2%, sensitivity 2σ: 10.5%)
20260728 1.0 Successful 8.744e+11 7.00e+10 4686–6124 m Successful (method err: 1.7%, sensitivity 2σ: 8.0%)
20260727 -1.0 Not a clear night — — — Not a clear night
20260726 -1.0 Not a clear night — — — Not a clear night
20260725 -3.0 Method disagreement — — — Method disagreement: 17.9%
20260630 0.5 Partial success 1.142e+12 1.66e+11 4926–7323 m Successful (method err: 0.1%, sensitivity 2σ: 14.5%)
20260629 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260628 -1.0 Not a clear night — — — Not a clear night
20260627 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260626 0.5 Partial success 8.617e+11 9.78e+10 5165–6124 m Successful (method err: 0.6%, sensitivity 2σ: 11.3%)
20260625 1.0 Successful 7.772e+11 8.56e+10 4686–6124 m Successful (method err: 1.6%, sensitivity 2σ: 11.0%)
20260623 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260622 0.5 Partial success 8.04e+11 1.13e+11 4446–7803 m Successful (method err: 10.0%, sensitivity 2σ: 14.1%)
20260621 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260620 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260619 0.5 Partial success 7.221e+11 9.12e+10 4446–6844 m Successful (method err: 10.6%, sensitivity 2σ: 12.6%)
20260618 -1.0 Not a clear night — — — Not a clear night
20260617 -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 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260530 0.5 Partial success 1.468e+12 8.80e+10 3008–6844 m Successful (method err: 7.1%, sensitivity 2σ: 6.0%)
20260529 1.0 Successful 9.66e+11 7.03e+10 4206–6124 m Successful (method err: 6.5%, sensitivity 2σ: 7.3%)
20260528 -1.0 Not a clear night — — — Not a clear night
20260527 1.0 Successful 7.564e+11 1.30e+11 5405–7323 m Successful (method err: 11.2%, sensitivity 2σ: 17.1%)
20260526 0.5 Partial success 7.643e+11 1.10e+11 4446–6844 m Successful (method err: 10.0%, sensitivity 2σ: 14.4%)
20260525 0.5 Partial success 8.862e+11 9.91e+10 4926–5885 m Successful (method err: 3.7%, sensitivity 2σ: 11.2%)
20260524 0.5 Partial success 1.015e+12 3.72e+10 2288–6124 m Successful (method err: 8.3%, sensitivity 2σ: 3.7%)
20260523 0.5 Partial success 8.632e+11 4.64e+10 3967–6844 m Successful (method err: 7.4%, sensitivity 2σ: 5.4%)
20260522 0.5 Partial success 9.236e+11 6.06e+10 3247–7083 m Successful (method err: 13.5%, sensitivity 2σ: 6.6%)
20260521 0.5 Partial success 1.008e+12 6.91e+10 3008–6364 m Successful (method err: 2.4%, sensitivity 2σ: 6.9%)
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
20260511 -1.0 Not a clear night — — — Not a clear night
20260510 -1.0 Not a clear night — — — Not a clear night
20260509 -1.0 Not a clear night — — — Not a clear night
20260508 -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 0.5 Partial success 7.503e+11 7.01e+10 3967–5885 m Successful (method err: 14.7%, sensitivity 2σ: 9.3%)
20260501 1.0 Successful 6.53e+11 6.28e+10 4926–6844 m Successful (method err: 0.4%, sensitivity 2σ: 9.6%)
20260429 -1.0 Not a clear night — — — Not a clear night
20260428 0.5 Partial success 1.127e+12 8.16e+10 3487–7323 m Successful (method err: 0.0%, sensitivity 2σ: 7.2%)
20260427 0.5 Partial success 8.442e+11 5.30e+10 5165–6124 m Successful (method err: 13.9%, sensitivity 2σ: 6.3%)
20260426 0.5 Partial success 1.061e+12 5.33e+10 3247–6124 m Successful (method err: 2.0%, sensitivity 2σ: 5.0%)
20260425 0.5 Partial success 8.229e+11 6.49e+10 4686–5645 m Successful (method err: 7.6%, sensitivity 2σ: 7.9%)
20260424 1.0 Successful 6.264e+11 5.13e+10 5165–6604 m Successful (method err: 12.1%, sensitivity 2σ: 8.2%)
20260423 1.0 Successful 9.285e+11 3.33e+10 2288–6124 m Successful (method err: 1.8%, sensitivity 2σ: 3.6%)
20260422 1.0 Successful 9.272e+11 5.38e+10 3008–6844 m Successful (method err: 1.2%, sensitivity 2σ: 5.8%)
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 0.5 Partial success 7.832e+11 4.50e+10 2768–6604 m Successful (method err: 14.3%, sensitivity 2σ: 5.7%)
20260417 0.5 Partial success 7.39e+11 5.68e+10 3247–6604 m Successful (method err: 14.6%, sensitivity 2σ: 7.7%)
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 Not a clear night — — — Not a clear night
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: 19.3%
20260407 1.0 Successful 6.103e+11 1.26e+11 4686–5645 m Successful (method err: 4.8%, sensitivity 2σ: 20.6%)
20260405 -1.0 Not a clear night — — — Not a clear night
20260403 1.0 Successful 7.113e+11 7.15e+10 5165–7563 m Successful (method err: 12.3%, sensitivity 2σ: 10.0%)
20260402 1.0 Successful 7.66e+11 6.30e+10 5405–6364 m Successful (method err: 6.5%, sensitivity 2σ: 8.2%)
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 0.5 Partial success 8.794e+11 4.84e+10 2768–6124 m Successful (method err: 10.5%, sensitivity 2σ: 5.5%)
20260327 -1.0 Not a clear night — — — Not a clear night
20260326 -1.0 Not a clear night — — — Not a clear night
20260325 -3.0 Method disagreement — — — Method disagreement: 17.0%
20260324 0.5 Partial success 7.824e+11 9.31e+10 5885–6844 m Successful (method err: 1.6%, sensitivity 2σ: 11.9%)
20260323 -1.0 Not a clear night — — — Not a clear night
20260322 -1.0 Not a clear night — — — Not a clear night
20260321 1.0 Successful 7.438e+11 6.45e+10 5885–6364 m Successful (method err: 1.4%, sensitivity 2σ: 8.7%)
20260320 1.0 Successful 7.904e+11 5.19e+10 4686–6604 m Successful (method err: 9.8%, sensitivity 2σ: 6.6%)
20260319 1.0 Successful 9.811e+11 5.08e+10 3727–6124 m Successful (method err: 3.5%, sensitivity 2σ: 5.2%)
20260318 0.5 Partial success 7.495e+11 3.47e+10 4206–5165 m Successful (method err: 10.5%, sensitivity 2σ: 4.6%)
20260317 0.5 Partial success 8.048e+11 5.27e+10 3487–6844 m Successful (method err: 14.8%, sensitivity 2σ: 6.5%)
20260316 0.5 Partial success 8.115e+11 5.65e+10 4446–5405 m Successful (method err: 6.0%, sensitivity 2σ: 7.0%)
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 9.902e+11 3.90e+10 4446–6364 m Successful (method err: 12.9%, sensitivity 2σ: 3.9%)
20260312 -1.0 Not a clear night — — — Not a clear night
20260311 -1.0 Not a clear night — — — Not a clear night
20260310 0.5 Partial success 1.061e+12 1.05e+11 4206–6604 m Successful (method err: 6.2%, sensitivity 2σ: 9.9%)
20260309 -3.0 Method disagreement — — — Method disagreement: 16.5%
20260308 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260307 0.5 Partial success 5.914e+11 1.95e+11 5165–6124 m Successful (method err: 12.7%, sensitivity 2σ: 33.0%)
20260306 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260305 1.0 Successful 9.702e+11 7.95e+10 3487–3967 m Successful (method err: 2.8%, sensitivity 2σ: 8.2%)
20260304 0.5 Partial success 1.287e+12 5.93e+10 4206–6604 m Successful (method err: 2.4%, sensitivity 2σ: 4.6%)
20260303 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260302 1.0 Successful 8.289e+11 4.50e+10 3967–4926 m Successful (method err: 12.1%, sensitivity 2σ: 5.4%)
20260301 -1.0 Not a clear night — — — Not a clear night
20260228 -1.0 Not a clear night — — — Not a clear night
20260227 -3.0 Method disagreement — — — Method disagreement: 15.6%
20260226 0.5 Partial success 7.578e+11 2.39e+10 3247–6124 m Successful (method err: 11.4%, sensitivity 2σ: 3.2%)
20260225 -3.0 Method disagreement — — — Method disagreement: 15.5%
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 0.0 No data — — — No profiles in nighttime window
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 -1.0 Not a clear night — — — Not a clear night
20260204 0.5 Partial success 7.357e+11 2.82e+10 3727–7563 m Successful (method err: 12.2%, sensitivity 2σ: 3.8%)
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
20260130 1.0 Successful 8.272e+11 5.87e+10 2768–6604 m Successful (method err: 11.3%, sensitivity 2σ: 7.1%)
20260129 -1.0 Not a clear night — — — Not a clear night
20260128 -1.0 Not a clear night — — — Not a clear night
20260127 -3.0 Method disagreement — — — Method disagreement: 15.3%
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 8.523e+11 1.41e+11 4926–7803 m Successful (method err: 3.7%, sensitivity 2σ: 16.5%)
20260121 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20260120 -1.0 Not a clear night — — — Not a clear night
20260119 -1.0 Not a clear night — — — Not a clear night
20260118 -1.0 Not a clear night — — — Not a clear night
20260117 -1.0 Not a clear night — — — Not a clear night
20260116 0.5 Partial success 7.348e+11 3.42e+10 3967–5885 m Successful (method err: 9.6%, sensitivity 2σ: 4.7%)
20260115 -1.0 Not a clear night — — — Not a clear night
20260114 0.5 Partial success 7.779e+11 3.60e+10 2768–6124 m Successful (method err: 12.0%, sensitivity 2σ: 4.6%)
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
20260107 -1.0 Not a clear night — — — Not a clear night
20260106 -3.0 Method disagreement — — — Method disagreement: 16.1%
20260105 1.0 Successful 6.061e+11 4.49e+10 3967–7323 m Successful (method err: 14.6%, sensitivity 2σ: 7.4%)
20260104 1.0 Successful 5.737e+11 6.82e+10 5645–6124 m Successful (method err: 0.3%, sensitivity 2σ: 11.9%)
20260103 -1.0 Not a clear night — — — Not a clear night
20260102 0.5 Partial success 5.575e+11 4.89e+10 4206–7563 m Successful (method err: 13.2%, sensitivity 2σ: 8.8%)
20260101 -3.0 Method disagreement — — — Method disagreement: 18.2%
20251231 -3.0 Method disagreement — — — Method disagreement: 17.6%
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 -1.0 Not a clear night — — — Not a clear night
20251226 -1.0 Not a clear night — — — Not a clear night
20251225 -1.0 Not a clear night — — — Not a clear night
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 -1.0 Not a clear night — — — Not a clear night
20251219 -1.0 Not a clear night — — — Not a clear night
20251218 -3.0 Method disagreement — — — Method disagreement: 17.5%
20251217 -1.0 Not a clear night — — — Not a clear night
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 -1.0 Not a clear night — — — Not a clear night
20251212 -1.0 Not a clear night — — — Not a clear night
20251211 -1.0 Not a clear night — — — Not a clear night
20251210 -1.0 Not a clear night — — — Not a clear night
20251209 -3.0 Method disagreement — — — Method disagreement: 18.9%
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 0.5 Partial success 7.391e+11 2.50e+10 3247–6124 m Successful (method err: 9.4%, sensitivity 2σ: 3.4%)
20251129 -1.0 Not a clear night — — — Not a clear night
20251128 0.5 Partial success 6.906e+11 2.47e+10 3008–6844 m Successful (method err: 13.9%, sensitivity 2σ: 3.6%)
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 5.92e+11 4.44e+10 4446–5885 m Successful (method err: 12.0%, sensitivity 2σ: 7.5%)
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 Successful 7.911e+11 3.94e+10 3008–6844 m Successful (method err: 11.2%, sensitivity 2σ: 5.0%)
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 -3.0 Method disagreement — — — Method disagreement: 16.8%
20251113 0.5 Partial success 6.962e+11 5.71e+10 4686–7563 m Successful (method err: 12.4%, sensitivity 2σ: 8.2%)
20251112 -3.0 Method disagreement — — — Method disagreement: 18.0%
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 0.5 Partial success 7.577e+11 2.21e+10 3247–6604 m Successful (method err: 13.6%, sensitivity 2σ: 2.9%)
20251105 -3.0 Method disagreement — — — Method disagreement: 20.4%
20251104 0.5 Partial success 5.752e+11 5.88e+10 5885–6844 m Successful (method err: 0.9%, sensitivity 2σ: 10.2%)
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 -3.0 Method disagreement — — — Method disagreement: 15.4%
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 -3.0 Method disagreement — — — Method disagreement: 16.0%
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 Successful 7.656e+11 4.24e+10 3247–6604 m Successful (method err: 14.3%, sensitivity 2σ: 5.5%)
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 -3.0 Method disagreement — — — Method disagreement: 16.5%
20251010 -1.0 Not a clear night — — — Not a clear night
20251009 -1.0 Not a clear night — — — Not a clear night
20251008 -3.0 Method disagreement — — — Method disagreement: 17.1%
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 0.5 Partial success 6.791e+11 4.82e+10 4926–7803 m Successful (method err: 13.8%, sensitivity 2σ: 7.1%)
20251002 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20251001 -1.0 Not a clear night — — — Not a clear night
20250930 -3.0 Method disagreement — — — Method disagreement: 22.8%
20250929 -1.0 Not a clear night — — — Not a clear night
20250928 -3.0 Method disagreement — — — Method disagreement: 15.1%
20250927 -1.0 Not a clear night — — — Not a clear night
20250926 -1.0 Not a clear night — — — Not a clear night
20250925 -1.0 Not a clear night — — — Not a clear night
20250924 -1.0 Not a clear night — — — Not a clear night
20250923 -1.0 Not a clear night — — — Not a clear night
20250922 -1.0 Not a clear night — — — Not a clear night
20250921 -1.0 Not a clear night — — — Not a clear night
20250920 0.5 Partial success 8.283e+11 6.12e+10 5405–5885 m Successful (method err: 11.0%, sensitivity 2σ: 7.4%)
20250919 1.0 Successful 7.751e+11 4.31e+10 4926–7323 m Successful (method err: 12.0%, sensitivity 2σ: 5.6%)
20250918 -3.0 Method disagreement — — — Method disagreement: 16.1%
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 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250907 0.5 Partial success 8.457e+11 4.06e+10 4206–6124 m Successful (method err: 14.8%, sensitivity 2σ: 4.8%)
20250906 0.5 Partial success 9.676e+11 2.54e+10 3247–5165 m Successful (method err: 4.2%, sensitivity 2σ: 2.6%)
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 Successful 9.144e+11 2.83e+10 3008–6364 m Successful (method err: 4.5%, sensitivity 2σ: 3.1%)
20250830 -1.0 Not a clear night — — — Not a clear night
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 -3.0 Method disagreement — — — Method disagreement: 15.9%
20250825 -3.0 Method disagreement — — — Method disagreement: 17.8%
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 -1.0 Not a clear night — — — Not a clear night
20250820 -1.0 Not a clear night — — — Not a clear night
20250819 0.5 Partial success 7.782e+11 6.73e+10 3487–7323 m Successful (method err: 12.8%, sensitivity 2σ: 8.6%)
20250818 -3.0 Method disagreement — — — Method disagreement: 15.8%
20250817 1.0 Successful 9.255e+11 1.30e+11 3727–5645 m Successful (method err: 6.8%, sensitivity 2σ: 14.1%)
20250816 1.0 Successful 9.825e+11 1.36e+11 5165–6124 m Successful (method err: 7.2%, sensitivity 2σ: 13.8%)
20250815 1.0 Successful 8.247e+11 1.61e+11 5165–7563 m Successful (method err: 9.0%, sensitivity 2σ: 19.5%)
20250814 -1.0 Not a clear night — — — Not a clear night
20250813 1.0 Successful 6.671e+11 1.73e+11 5645–6604 m Successful (method err: 3.9%, sensitivity 2σ: 25.9%)
20250812 1.0 Successful 6.714e+11 1.14e+11 5645–7083 m Successful (method err: 6.5%, sensitivity 2σ: 17.0%)
20250811 1.0 Successful 7.772e+11 1.12e+11 5405–5885 m Successful (method err: 14.2%, sensitivity 2σ: 14.5%)
20250810 1.0 Successful 8.111e+11 1.56e+11 5405–5885 m Successful (method err: 3.3%, sensitivity 2σ: 19.3%)
20250809 0.5 Partial success 8.01e+11 8.92e+10 5645–6604 m Successful (method err: 8.2%, sensitivity 2σ: 11.1%)
20250808 0.5 Partial success 8.801e+11 4.32e+10 3487–7323 m Successful (method err: 7.1%, sensitivity 2σ: 4.9%)
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 Successful 6.966e+11 1.07e+11 4926–7803 m Successful (method err: 11.9%, sensitivity 2σ: 15.4%)
20250804 0.5 Partial success 8.992e+11 4.90e+10 4686–5645 m Successful (method err: 4.4%, sensitivity 2σ: 5.4%)
20250803 -1.0 Not a clear night — — — Not a clear night
20250802 -1.0 Not a clear night — — — Not a clear night
20250731 -1.0 Not a clear night — — — Not a clear night
20250730 0.5 Partial success 7.319e+11 6.91e+10 5165–7563 m Successful (method err: 9.6%, sensitivity 2σ: 9.4%)
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 -1.0 Not a clear night — — — Not a clear night
20250718 0.5 Partial success 7.921e+11 4.18e+10 3727–7083 m Successful (method err: 8.0%, sensitivity 2σ: 5.3%)
20250717 -1.0 Not a clear night — — — Not a clear night
20250716 0.0 No data — — — No profiles in nighttime window
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 Successful 9.271e+11 4.22e+10 3727–6604 m Successful (method err: 10.3%, sensitivity 2σ: 4.5%)
20250711 1.0 Successful 8.487e+11 4.85e+10 4206–7083 m Successful (method err: 0.5%, sensitivity 2σ: 5.7%)
20250710 1.0 Successful 8.617e+11 6.58e+10 4686–8043 m Successful (method err: 11.9%, sensitivity 2σ: 7.6%)
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 -3.0 Method disagreement — — — Method disagreement: 15.0%
20250705 0.5 Partial success 7.278e+11 1.03e+11 3967–7323 m Successful (method err: 3.1%, sensitivity 2σ: 14.1%)
20250704 -1.0 Not a clear night — — — Not a clear night
20250703 -1.0 Not a clear night — — — Not a clear night
20250702 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250701 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250630 -3.0 Method disagreement — — — Method disagreement: 15.8%
20250629 1.0 Successful 7.582e+11 5.94e+10 3247–6604 m Successful (method err: 11.5%, sensitivity 2σ: 7.8%)
20250627 0.5 Partial success 8.983e+11 5.03e+10 3487–5885 m Successful (method err: 12.7%, sensitivity 2σ: 5.6%)
20250626 -1.0 Not a clear night — — — Not a clear night
20250625 0.5 Partial success 9.927e+11 5.91e+10 2768–3247 m Successful (method err: 3.2%, sensitivity 2σ: 6.0%)
20250624 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250623 -1.0 Not a clear night — — — Not a clear night
20250622 1.0 Successful 9.217e+11 4.33e+10 4446–6364 m Successful (method err: 10.1%, sensitivity 2σ: 4.7%)
20250621 0.5 Partial success 8.721e+11 8.02e+10 4926–7803 m Successful (method err: 4.8%, sensitivity 2σ: 9.2%)
20250620 -3.0 Method disagreement — — — Method disagreement: 15.4%
20250619 0.5 Partial success 7.839e+11 7.47e+10 4926–7323 m Successful (method err: 8.8%, sensitivity 2σ: 9.5%)
20250618 0.5 Partial success 8.175e+11 7.73e+10 5645–7083 m Successful (method err: 10.4%, sensitivity 2σ: 9.5%)
20250617 1.0 Successful 9.07e+11 7.07e+10 5165–7563 m Successful (method err: 3.7%, sensitivity 2σ: 7.8%)
20250409 0.5 Partial success 8.75e+11 6.00e+10 4686–7563 m Successful (method err: 11.4%, sensitivity 2σ: 6.9%)
20250408 0.5 Partial success 8.815e+11 8.45e+10 4926–5405 m Successful (method err: 1.7%, sensitivity 2σ: 9.6%)
20250407 1.0 Successful 9.842e+11 4.24e+10 3487–7323 m Successful (method err: 8.6%, sensitivity 2σ: 4.3%)
20250406 0.5 Partial success 9.286e+11 7.07e+10 3727–7563 m Successful (method err: 9.2%, sensitivity 2σ: 7.6%)
20250405 -3.0 Method disagreement — — — Method disagreement: 15.1%
20250404 -3.0 Method disagreement — — — Method disagreement: 15.4%
20250403 -3.0 Method disagreement — — — Method disagreement: 16.8%
20250402 0.5 Partial success 8.088e+11 3.47e+10 3727–6604 m Successful (method err: 10.0%, sensitivity 2σ: 4.3%)
20250401 1.0 Successful 9.215e+11 4.53e+10 2768–5165 m Successful (method err: 1.0%, sensitivity 2σ: 4.9%)
20250331 -1.0 Not a clear night — — — Not a clear night
20250330 0.5 Partial success 6.531e+11 1.06e+11 5165–5645 m Successful (method err: 9.2%, sensitivity 2σ: 16.2%)
20250329 -1.0 Not a clear night — — — Not a clear night
20250328 1.0 Successful 8.816e+11 6.04e+10 4926–5405 m Successful (method err: 8.2%, sensitivity 2σ: 6.9%)
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 -1.0 Not a clear night — — — Not a clear night
20250321 0.5 Partial success 9.804e+11 5.82e+10 4686–6604 m Successful (method err: 4.0%, sensitivity 2σ: 5.9%)
20250320 -3.0 Method disagreement — — — Method disagreement: 15.4%
20250319 1.0 Successful 8.015e+11 4.09e+10 3008–5885 m Successful (method err: 0.1%, sensitivity 2σ: 5.1%)
20250318 -3.0 Method disagreement — — — Method disagreement: 16.1%
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 Not a clear night — — — Not a clear night
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 -1.0 Not a clear night — — — Not a clear night
20250310 -1.0 Not a clear night — — — Not a clear night
20250309 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250308 0.5 Partial success 8.867e+11 6.18e+10 3727–5165 m Successful (method err: 2.8%, sensitivity 2σ: 7.0%)
20250307 0.5 Partial success 1.057e+12 5.53e+10 3247–6124 m Successful (method err: 2.8%, sensitivity 2σ: 5.2%)
20250306 -3.0 Method disagreement — — — Method disagreement: 16.5%
20250305 -3.0 Method disagreement — — — Method disagreement: 17.7%
20250304 0.5 Partial success 7.096e+11 4.49e+10 4206–7083 m Successful (method err: 11.2%, sensitivity 2σ: 6.3%)
20250303 -2.0 Signal not proportional to molecular — — — No molecular window passed the validity gates
20250302 -1.0 Not a clear night — — — Not a clear night
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 0.5 Partial success 9.31e+11 2.81e+10 2288–6124 m Successful (method err: 0.7%, sensitivity 2σ: 3.0%)
20250220 -1.0 Not a clear night — — — Not a clear night
20250219 -1.0 Not a clear night — — — Not a clear night
20250218 0.0 No data — — — No profiles in nighttime window
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 0.5 Partial success 7.68e+11 5.42e+10 3487–6844 m Successful (method err: 12.9%, sensitivity 2σ: 7.1%)
20250207 -1.0 Not a clear night — — — Not a clear night
20250206 -3.0 Method disagreement — — — Method disagreement: 17.5%
20250205 1.0 Successful 7.519e+11 3.76e+10 3967–5885 m Successful (method err: 2.9%, sensitivity 2σ: 5.0%)
20250204 -1.0 Not a clear night — — — Not a clear night
20250203 -1.0 Not a clear night — — — Not a clear night
20250202 -1.0 Not a clear night — — — Not a clear night
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 -3.0 Method disagreement — — — Method disagreement: 20.3%
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 Successful 7.452e+11 3.42e+10 2288–4206 m Successful (method err: 9.5%, sensitivity 2σ: 4.6%)
20250114 0.5 Partial success 5.807e+11 6.45e+10 5405–7323 m Successful (method err: 4.0%, sensitivity 2σ: 11.1%)
20250113 1.0 Successful 6.27e+11 5.77e+10 4686–7083 m Successful (method err: 9.8%, sensitivity 2σ: 9.2%)
20250112 -3.0 Method disagreement — — — Method disagreement: 16.8%
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 0.5 Partial success 6.283e+11 2.79e+10 3487–5885 m Successful (method err: 13.1%, sensitivity 2σ: 4.4%)
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