E-PROFILE
FRIESOYTHE CHM15k Rayleigh
0-20000-0-10210_0 · GERMANY · 53.050, 7.900 · 6 m
Median C_L 3.032e+11
Spread 68%
Drift 15 d -12.9%
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)
3.032e+11
144 calibrated nights
SPREAD (P10-P90)
68%
2.085e+11 … 4.146e+11
15-DAY DRIFT
-12.9%
vs the preceding 45 d
LAST VALID
2 d ago
2026-08-22

Rayleigh — calibration constant over time 26% success · 144/564 · median 3.032e+11

Daily calibration

Time–height & profile

Rayleigh 26% success · 144/564 · median 3.032e+11 · rel. unc 12% · click a point to open that night

All Rayleigh calibrations (564) — 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 Successful 2.612e+11 2.10e+10 2463–4381 m Successful (method err: 2.6%, sensitivity 2σ: 8.0%)
20260821 1.0 Successful 2.148e+11 2.50e+10 3662–5580 m Successful (method err: 3.5%, sensitivity 2σ: 11.6%)
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 0.5 Partial success 6.778e+11 6.57e+10 4142–6060 m Successful (method err: 8.6%, sensitivity 2σ: 9.7%)
20260815 -3.0 Method disagreement Method disagreement: 26.1%
20260814 0.5 Partial success 2.718e+11 4.30e+10 4861–5340 m Successful (method err: 1.7%, sensitivity 2σ: 15.8%)
20260813 0.5 Partial success 3.464e+11 4.37e+10 4142–7498 m Successful (method err: 6.7%, sensitivity 2σ: 12.6%)
20260812 1.0 Successful 2.91e+11 1.90e+10 1984–2943 m Successful (method err: 11.2%, sensitivity 2σ: 6.5%)
20260811 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260810 -1.0 Not a clear night Not a clear night
20260809 0.5 Partial success 2.433e+11 5.01e+10 3662–7019 m Successful (method err: 6.1%, sensitivity 2σ: 20.6%)
20260808 0.5 Partial success 2.855e+11 1.87e+10 2703–3662 m Successful (method err: 12.7%, sensitivity 2σ: 6.5%)
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 0.5 Partial success 2.286e+11 7.60e+10 5340–5820 m Successful (method err: 13.2%, sensitivity 2σ: 33.2%)
20260802 -3.0 Method disagreement Method disagreement: 17.8%
20260801 0.5 Partial success 5.007e+11 3.54e+10 2463–6299 m Successful (method err: 10.5%, sensitivity 2σ: 7.1%)
20260731 -1.0 Not a clear night Not a clear night
20260730 1.0 Successful 3.145e+11 3.64e+10 4861–6299 m Successful (method err: 5.8%, sensitivity 2σ: 11.6%)
20260729 -1.0 Not a clear night Not a clear night
20260728 0.5 Partial success 3.455e+11 1.74e+10 1744–5101 m Successful (method err: 8.8%, sensitivity 2σ: 5.0%)
20260727 -1.0 Not a clear night Not a clear night
20260726 -1.0 Not a clear night Not a clear night
20260725 0.5 Partial success 4.611e+11 1.62e+10 1744–5101 m Successful (method err: 14.7%, sensitivity 2σ: 3.5%)
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: 20.6%
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 0.0 No data No profiles in nighttime window
20260713 1.0 Successful 2.296e+11 4.25e+10 3902–5820 m Successful (method err: 4.5%, sensitivity 2σ: 18.5%)
20260712 -1.0 Not a clear night Not a clear night
20260711 -1.0 Not a clear night Not a clear night
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 Not a clear night Not a clear night
20260702 1.0 Successful 2.037e+11 1.70e+10 3183–5580 m Successful (method err: 4.0%, sensitivity 2σ: 8.3%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260626 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260625 1.0 Successful 3.258e+11 4.67e+10 2703–5101 m Successful (method err: 11.4%, sensitivity 2σ: 14.3%)
20260624 -3.0 Method disagreement Method disagreement: 49.9%
20260623 -1.0 Not a clear night Not a clear night
20260622 -3.0 Method disagreement Method disagreement: 26.7%
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 Successful 3.662e+11 6.21e+10 2463–4861 m Successful (method err: 3.2%, sensitivity 2σ: 16.9%)
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 0.5 Partial success 2.78e+11 4.08e+10 2463–4381 m Successful (method err: 9.5%, sensitivity 2σ: 14.7%)
20260530 -1.0 Not a clear night Not a clear night
20260529 -3.0 Method disagreement Method disagreement: 24.5%
20260528 0.5 Partial success 2.397e+11 4.35e+10 2943–4861 m Successful (method err: 6.9%, sensitivity 2σ: 18.1%)
20260527 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260526 1.0 Successful 3.391e+11 6.43e+10 4142–7019 m Successful (method err: 7.2%, sensitivity 2σ: 19.0%)
20260525 0.5 Partial success 2.127e+11 1.06e+11 4381–6299 m Successful (method err: 4.3%, sensitivity 2σ: 49.7%)
20260524 -1.0 Not a clear night Not a clear night
20260523 0.5 Partial success 2.564e+11 6.08e+10 2703–5101 m Successful (method err: 0.5%, sensitivity 2σ: 23.7%)
20260522 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -3.0 Method disagreement Method disagreement: 15.8%
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 -1.0 Not a clear night Not a clear night
20260509 1.0 Successful 3.071e+11 3.65e+10 3422–5340 m Successful (method err: 0.2%, sensitivity 2σ: 11.9%)
20260508 1.0 Successful 3.625e+11 4.12e+10 2943–5820 m Successful (method err: 10.1%, sensitivity 2σ: 11.4%)
20260507 0.0 No data No profiles in nighttime window
20260403 -1.0 Not a clear night Not a clear night
20260402 -3.0 Method disagreement Method disagreement: 18.8%
20260401 -3.0 Method disagreement Method disagreement: 37.1%
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 3.361e+11 3.11e+10 2463–4861 m Successful (method err: 11.6%, sensitivity 2σ: 9.3%)
20260322 1.0 Successful 2.667e+11 5.71e+10 3422–6779 m Successful (method err: 0.3%, sensitivity 2σ: 21.4%)
20260321 -1.0 Not a clear night Not a clear night
20260320 -1.0 Not a clear night Not a clear night
20260319 0.5 Partial success 2.944e+11 4.08e+10 3422–5340 m Successful (method err: 10.0%, sensitivity 2σ: 13.9%)
20260318 -1.0 Not a clear night Not a clear night
20260317 1.0 Successful 2.05e+11 7.97e+10 2703–4142 m Successful (method err: 3.3%, sensitivity 2σ: 38.9%)
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 2.563e+11 5.01e+10 3183–4142 m Successful (method err: 12.1%, sensitivity 2σ: 19.5%)
20260312 0.5 Partial success 2.497e+11 4.65e+10 2703–3662 m Successful (method err: 7.2%, sensitivity 2σ: 18.6%)
20260311 -1.0 Not a clear night Not a clear night
20260310 1.0 Successful 4.451e+11 8.46e+10 4621–6060 m Successful (method err: 1.4%, sensitivity 2σ: 19.0%)
20260309 -3.0 Method disagreement Method disagreement: 18.1%
20260308 -1.0 Not a clear night Not a clear night
20260307 0.5 Partial success 9.723e+11 1.80e+11 4381–7258 m Successful (method err: 3.2%, sensitivity 2σ: 18.5%)
20260306 1.0 Successful 3.073e+11 2.71e+10 1984–5340 m Successful (method err: 7.5%, sensitivity 2σ: 8.8%)
20260305 1.0 Successful 2.795e+11 2.99e+10 2463–5340 m Successful (method err: 6.2%, sensitivity 2σ: 10.7%)
20260304 0.5 Partial success 3.233e+11 4.81e+10 2463–5340 m Successful (method err: 3.5%, sensitivity 2σ: 14.9%)
20260303 0.5 Partial success 3.139e+11 9.88e+09 1984–3422 m Successful (method err: 0.6%, sensitivity 2σ: 3.1%)
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 0.5 Partial success 2.309e+11 4.49e+10 2703–5101 m Successful (method err: 1.5%, sensitivity 2σ: 19.4%)
20260226 0.5 Partial success 4.698e+11 7.46e+10 4381–7258 m Successful (method err: 2.5%, sensitivity 2σ: 15.9%)
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 3.049e+11 1.99e+10 1744–4621 m Successful (method err: 12.6%, sensitivity 2σ: 6.5%)
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 -1.0 Not a clear night Not a clear night
20260203 1.0 Successful 2.951e+11 3.87e+10 2463–4381 m Successful (method err: 13.0%, sensitivity 2σ: 13.1%)
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 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 -3.0 Method disagreement Method disagreement: 37.0%
20260122 0.5 Partial success 3.583e+11 6.14e+10 3662–5580 m Successful (method err: 0.9%, sensitivity 2σ: 17.1%)
20260121 0.5 Partial success 4.852e+11 2.32e+10 1744–3183 m Successful (method err: 1.2%, sensitivity 2σ: 4.8%)
20260120 1.0 Successful 5.476e+11 6.81e+10 3422–5340 m Successful (method err: 3.9%, sensitivity 2σ: 12.4%)
20260119 1.0 Successful 3.232e+11 2.01e+10 1984–3902 m Successful (method err: 12.2%, sensitivity 2σ: 6.2%)
20260118 0.5 Partial success 3.664e+11 5.10e+10 2703–6060 m Successful (method err: 9.7%, sensitivity 2σ: 13.9%)
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 -1.0 Not a clear night Not a clear night
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 Successful 2.673e+11 5.99e+10 2223–5101 m Successful (method err: 1.7%, sensitivity 2σ: 22.4%)
20251226 -3.0 Method disagreement Method disagreement: 16.9%
20251225 1.0 Successful 2.797e+11 1.09e+10 1744–2703 m Successful (method err: 14.4%, sensitivity 2σ: 3.9%)
20251224 1.0 Successful 2.183e+11 2.20e+10 2943–4381 m Successful (method err: 6.0%, sensitivity 2σ: 10.1%)
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 1.935e+11 3.46e+10 2703–5101 m Successful (method err: 0.5%, sensitivity 2σ: 17.9%)
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 2.93e+11 4.05e+10 2463–2943 m Successful (method err: 3.3%, sensitivity 2σ: 13.8%)
20251215 -1.0 Not a clear night Not a clear night
20251214 0.5 Partial success 1.341e+11 3.07e+10 3183–4621 m Successful (method err: 8.9%, sensitivity 2σ: 22.9%)
20251213 -1.0 Not a clear night Not a clear night
20251212 -3.0 Method disagreement Method disagreement: 23.3%
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 0.5 Partial success 3.124e+11 2.74e+10 1744–3183 m Successful (method err: 1.3%, sensitivity 2σ: 8.8%)
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 Successful 2.483e+11 4.19e+10 2463–3902 m Successful (method err: 7.2%, sensitivity 2σ: 16.9%)
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 3.136e+11 7.63e+09 1744–3662 m Successful (method err: 2.3%, sensitivity 2σ: 2.4%)
20251122 -3.0 Method disagreement Method disagreement: 15.3%
20251121 1.0 Successful 2.441e+11 1.56e+10 2703–4142 m Successful (method err: 9.2%, sensitivity 2σ: 6.4%)
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 -3.0 Method disagreement Method disagreement: 18.3%
20251112 0.5 Partial success 3.404e+11 4.14e+10 1984–5340 m Successful (method err: 11.3%, sensitivity 2σ: 12.2%)
20251111 -1.0 Not a clear night Not a clear night
20251110 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20251109 -1.0 Not a clear night Not a clear night
20251108 -1.0 Not a clear night Not a clear night
20251107 0.5 Partial success 3.043e+11 2.11e+10 1744–2703 m Successful (method err: 13.3%, sensitivity 2σ: 6.9%)
20251106 0.5 Partial success 4.168e+11 4.77e+10 3422–5820 m Successful (method err: 3.2%, sensitivity 2σ: 11.4%)
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 -1.0 Not a clear night Not a clear night
20251101 0.5 Partial success 3.381e+11 2.94e+10 2463–3422 m Successful (method err: 3.4%, sensitivity 2σ: 8.7%)
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 Successful 2.856e+11 4.88e+10 1984–4861 m Successful (method err: 9.2%, sensitivity 2σ: 17.1%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 Successful 3.451e+11 2.62e+10 1984–3422 m Successful (method err: 9.2%, sensitivity 2σ: 7.6%)
20251002 0.5 Partial success 2.904e+11 2.18e+10 2223–5580 m Successful (method err: 7.2%, sensitivity 2σ: 7.5%)
20251001 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 3.124e+11 1.82e+10 2463–3422 m Successful (method err: 5.0%, sensitivity 2σ: 5.8%)
20250924 -3.0 Method disagreement Method disagreement: 17.7%
20250923 1.0 Successful 2.601e+11 3.44e+10 2463–4381 m Successful (method err: 11.4%, sensitivity 2σ: 13.2%)
20250922 0.5 Partial success 1.822e+11 5.16e+10 3183–6060 m Successful (method err: 6.4%, sensitivity 2σ: 28.3%)
20250921 -1.0 Not a clear night Not a clear night
20250920 0.5 Partial success 4.012e+11 9.71e+10 4381–6299 m Successful (method err: 3.8%, sensitivity 2σ: 24.2%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -3.0 Method disagreement Method disagreement: 17.4%
20250907 0.5 Partial success 3.937e+11 2.94e+10 2463–4381 m Successful (method err: 4.5%, sensitivity 2σ: 7.5%)
20250906 1.0 Successful 3.528e+11 4.31e+10 2463–4381 m Successful (method err: 3.4%, sensitivity 2σ: 12.2%)
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 2.986e+11 6.23e+10 2703–5101 m Successful (method err: 13.5%, sensitivity 2σ: 20.9%)
20250829 0.5 Partial success 2.904e+11 3.32e+10 3183–5580 m Successful (method err: 11.9%, sensitivity 2σ: 11.4%)
20250828 -1.0 Not a clear night Not a clear night
20250827 -1.0 Not a clear night Not a clear night
20250826 0.5 Partial success 1.852e+11 7.06e+10 3183–5101 m Successful (method err: 4.6%, sensitivity 2σ: 38.1%)
20250825 1.0 Successful 3.554e+11 1.99e+10 1744–4142 m Successful (method err: 9.4%, sensitivity 2σ: 5.6%)
20250824 0.5 Partial success 1.689e+11 8.45e+10 3422–5820 m Successful (method err: 6.2%, sensitivity 2σ: 50.0%)
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 Successful 2.189e+11 4.36e+10 3662–5101 m Successful (method err: 1.8%, sensitivity 2σ: 19.9%)
20250820 -1.0 Not a clear night Not a clear night
20250819 1.0 Successful 1.594e+11 2.40e+10 2943–4381 m Successful (method err: 12.9%, sensitivity 2σ: 15.1%)
20250818 -3.0 Method disagreement Method disagreement: 24.2%
20250817 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250816 -1.0 Not a clear night Not a clear night
20250815 0.5 Partial success 3.269e+11 1.17e+11 4142–5580 m Successful (method err: 1.3%, sensitivity 2σ: 35.8%)
20250814 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250813 -1.0 Not a clear night Not a clear night
20250812 0.5 Partial success 2.089e+11 8.77e+10 3422–4861 m Successful (method err: 3.2%, sensitivity 2σ: 42.0%)
20250811 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250810 -3.0 Method disagreement Method disagreement: 72.4%
20250809 1.0 Successful 2.974e+11 3.48e+10 2943–4861 m Successful (method err: 0.3%, sensitivity 2σ: 11.7%)
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
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 Successful 2.821e+11 3.98e+10 2463–4861 m Successful (method err: 3.7%, sensitivity 2σ: 14.1%)
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 2.075e+11 5.51e+10 3662–6060 m Successful (method err: 7.6%, sensitivity 2σ: 26.5%)
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 -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 -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 2.232e+11 2.13e+11 4142–7498 m Successful (method err: 3.0%, sensitivity 2σ: 95.3%)
20250701 1.0 Successful 3.762e+11 1.26e+10 1744–3662 m Successful (method err: 7.1%, sensitivity 2σ: 3.4%)
20250630 1.0 Successful 2.893e+11 2.38e+10 2463–5340 m Successful (method err: 11.7%, sensitivity 2σ: 8.2%)
20250629 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250628 1.0 Successful 1.971e+11 9.53e+10 4381–5820 m Successful (method err: 9.5%, sensitivity 2σ: 48.3%)
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 5.903e+11 1.26e+11 3662–7498 m Successful (method err: 7.8%, sensitivity 2σ: 21.3%)
20250621 0.5 Partial success 7.243e+11 1.20e+11 3902–5340 m Successful (method err: 10.0%, sensitivity 2σ: 16.5%)
20250620 1.0 Successful 4.16e+11 1.92e+11 4861–6299 m Successful (method err: 1.3%, sensitivity 2σ: 46.2%)
20250619 -3.0 Method disagreement Method disagreement: 18.7%
20250618 -1.0 Not a clear night Not a clear night
20250617 0.5 Partial success 4.114e+11 9.90e+10 3902–5820 m Successful (method err: 9.3%, sensitivity 2σ: 24.1%)
20250616 0.5 Partial success 6.067e+11 4.83e+10 1984–2943 m Successful (method err: 8.6%, sensitivity 2σ: 8.0%)
20250615 -1.0 Not a clear night Not a clear night
20250614 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250613 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250612 -3.0 Method disagreement Method disagreement: 16.4%
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 -3.0 Method disagreement Method disagreement: 24.7%
20250602 -3.0 Method disagreement Method disagreement: 22.9%
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 0.5 Partial success 2.811e+11 6.89e+10 4381–6779 m Successful (method err: 11.2%, sensitivity 2σ: 24.5%)
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 -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 3.924e+11 6.76e+10 2703–5580 m Successful (method err: 4.1%, sensitivity 2σ: 17.2%)
20250518 -1.0 Not a clear night Not a clear night
20250517 1.0 Successful 3.005e+11 2.81e+10 2463–5340 m Successful (method err: 13.8%, sensitivity 2σ: 9.3%)
20250516 1.0 Successful 3.116e+11 3.46e+10 2463–4861 m Successful (method err: 14.9%, sensitivity 2σ: 11.1%)
20250515 -1.0 Not a clear night Not a clear night
20250514 0.5 Partial success 3.921e+11 3.10e+10 2223–4621 m Successful (method err: 1.1%, sensitivity 2σ: 7.9%)
20250513 0.5 Partial success 3.706e+11 4.78e+10 3422–5820 m Successful (method err: 0.0%, sensitivity 2σ: 12.9%)
20250512 1.0 Successful 3.79e+11 3.21e+10 2943–5340 m Successful (method err: 12.1%, sensitivity 2σ: 8.5%)
20250511 0.5 Partial success 3.343e+11 2.93e+10 2943–5340 m Successful (method err: 10.3%, sensitivity 2σ: 8.8%)
20250510 0.5 Partial success 3.866e+11 5.25e+10 2463–4861 m Successful (method err: 0.4%, sensitivity 2σ: 13.6%)
20250509 0.5 Partial success 3.194e+11 4.12e+10 2703–4142 m Successful (method err: 9.2%, sensitivity 2σ: 12.9%)
20250508 -1.0 Not a clear night Not a clear night
20250507 -1.0 Not a clear night Not a clear night
20250506 0.5 Partial success 2.18e+11 4.57e+10 3183–5101 m Successful (method err: 8.2%, sensitivity 2σ: 21.0%)
20250505 -1.0 Not a clear night Not a clear night
20250504 -1.0 Not a clear night Not a clear night
20250503 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250502 -1.0 Not a clear night Not a clear night
20250501 0.5 Partial success 3.233e+11 3.21e+10 2943–5340 m Successful (method err: 8.0%, sensitivity 2σ: 9.9%)
20250430 -3.0 Method disagreement Method disagreement: 18.6%
20250429 -3.0 Method disagreement Method disagreement: 22.5%
20250428 1.0 Successful 1.641e+11 4.71e+10 4381–5820 m Successful (method err: 6.8%, sensitivity 2σ: 28.7%)
20250427 1.0 Successful 2.775e+11 5.47e+10 2943–6299 m Successful (method err: 2.2%, sensitivity 2σ: 19.7%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 3.379e+11 1.00e+11 4621–5580 m Successful (method err: 10.1%, sensitivity 2σ: 29.7%)
20250414 -1.0 Not a clear night Not a clear night
20250413 0.5 Partial success 4.247e+11 5.13e+10 3422–6779 m Successful (method err: 3.4%, sensitivity 2σ: 12.1%)
20250412 0.5 Partial success 3.103e+11 9.13e+10 3422–5340 m Successful (method err: 11.5%, sensitivity 2σ: 29.4%)
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 3.27e+11 6.52e+10 2223–5101 m Successful (method err: 0.6%, sensitivity 2σ: 19.9%)
20250407 1.0 Successful 4.046e+11 2.31e+10 1744–4142 m Successful (method err: 0.8%, sensitivity 2σ: 5.7%)
20250406 0.5 Partial success 3.483e+11 6.71e+10 3902–7258 m Successful (method err: 5.5%, sensitivity 2σ: 19.3%)
20250405 0.5 Partial success 3.4e+11 2.77e+10 2463–3422 m Successful (method err: 13.4%, sensitivity 2σ: 8.2%)
20250404 0.5 Partial success 2.698e+11 1.30e+10 1984–2943 m Successful (method err: 9.6%, sensitivity 2σ: 4.8%)
20250403 1.0 Successful 3.427e+11 3.06e+10 1744–4142 m Successful (method err: 1.7%, sensitivity 2σ: 8.9%)
20250402 1.0 Successful 3.316e+11 1.65e+10 1984–2943 m Successful (method err: 11.6%, sensitivity 2σ: 5.0%)
20250401 -1.0 Not a clear night Not a clear night
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 3.709e+11 1.59e+10 1744–4621 m Successful (method err: 5.7%, sensitivity 2σ: 4.3%)
20250327 0.5 Partial success 3.297e+11 1.81e+10 1744–3183 m Successful (method err: 10.7%, sensitivity 2σ: 5.5%)
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 Successful 3.498e+11 2.86e+10 2223–4621 m Successful (method err: 9.8%, sensitivity 2σ: 8.2%)
20250321 1.0 Successful 2.432e+11 4.73e+10 2463–5340 m Successful (method err: 13.6%, sensitivity 2σ: 19.4%)
20250320 1.0 Successful 2.594e+11 2.37e+10 2463–5340 m Successful (method err: 6.1%, sensitivity 2σ: 9.1%)
20250319 1.0 Successful 3.096e+11 4.09e+10 3422–5820 m Successful (method err: 14.4%, sensitivity 2σ: 13.2%)
20250318 1.0 Successful 2.925e+11 3.23e+10 4381–4861 m Successful (method err: 6.1%, sensitivity 2σ: 11.0%)
20250317 -1.0 Not a clear night Not a clear night
20250316 1.0 Successful 3.5e+11 2.01e+10 2463–3422 m Successful (method err: 5.9%, sensitivity 2σ: 5.7%)
20250315 1.0 Successful 3.551e+11 3.76e+10 2463–4861 m Successful (method err: 8.1%, sensitivity 2σ: 10.6%)
20250314 1.0 Successful 3.364e+11 7.43e+10 3902–6299 m Successful (method err: 12.1%, sensitivity 2σ: 22.1%)
20250313 0.5 Partial success 2.991e+11 2.87e+10 1984–4381 m Successful (method err: 10.0%, sensitivity 2σ: 9.6%)
20250312 -1.0 Not a clear night Not a clear night
20250311 1.0 Successful 3.563e+11 9.15e+10 3422–6299 m Successful (method err: 6.4%, sensitivity 2σ: 25.7%)
20250310 -3.0 Method disagreement Method disagreement: 27.1%
20250309 0.5 Partial success 5.421e+11 5.13e+10 1984–2943 m Successful (method err: 1.0%, sensitivity 2σ: 9.5%)
20250308 0.5 Partial success 3.329e+11 4.12e+10 3662–6060 m Successful (method err: 4.3%, sensitivity 2σ: 12.4%)
20250307 1.0 Successful 2.548e+11 4.71e+10 3662–5101 m Successful (method err: 7.9%, sensitivity 2σ: 18.5%)
20250306 1.0 Successful 2.084e+11 3.05e+10 4621–6060 m Successful (method err: 4.1%, sensitivity 2σ: 14.6%)
20250305 1.0 Successful 2.422e+11 2.30e+10 3422–4861 m Successful (method err: 1.0%, sensitivity 2σ: 9.5%)
20250304 0.5 Partial success 2.564e+11 1.75e+10 2463–3422 m Successful (method err: 8.9%, sensitivity 2σ: 6.8%)
20250303 1.0 Successful 2.873e+11 1.36e+10 1744–3662 m Successful (method err: 9.2%, sensitivity 2σ: 4.7%)
20250302 0.5 Partial success 2.384e+11 2.61e+10 2703–5101 m Successful (method err: 4.3%, sensitivity 2σ: 10.9%)
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 2.906e+11 1.81e+10 1984–4861 m Successful (method err: 10.1%, sensitivity 2σ: 6.2%)
20250219 0.5 Partial success 2.833e+11 7.28e+09 1744–3183 m Successful (method err: 4.8%, sensitivity 2σ: 2.6%)
20250218 1.0 Successful 3.075e+11 1.14e+10 2703–5101 m Successful (method err: 5.2%, sensitivity 2σ: 3.7%)
20250217 1.0 Successful 3.021e+11 3.24e+10 2223–4621 m Successful (method err: 5.5%, sensitivity 2σ: 10.7%)
20250216 0.5 Partial success 2.986e+11 1.88e+10 1984–2943 m Successful (method err: 5.2%, sensitivity 2σ: 6.3%)
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 1.5e+11 5.27e+10 4142–7019 m Successful (method err: 4.2%, sensitivity 2σ: 35.1%)
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 1.682e+11 4.70e+10 3662–5580 m Successful (method err: 9.9%, sensitivity 2σ: 27.9%)
20250203 0.5 Partial success 2.617e+11 2.12e+10 1744–3183 m Successful (method err: 11.7%, sensitivity 2σ: 8.1%)
20250202 -1.0 Not a clear night Not a clear night
20250201 1.0 Successful 1.795e+11 4.54e+10 2463–2943 m Successful (method err: 3.3%, sensitivity 2σ: 25.3%)
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 0.5 Partial success 2.417e+11 2.56e+10 2463–5340 m Successful (method err: 5.7%, sensitivity 2σ: 10.6%)
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 -3.0 Method disagreement Method disagreement: 15.8%
20250113 -3.0 Method disagreement Method disagreement: 15.3%
20250112 1.0 Successful 2.473e+11 5.25e+10 2223–6060 m Successful (method err: 10.6%, sensitivity 2σ: 21.2%)
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 -3.0 Method disagreement Method disagreement: 20.5%
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