E-PROFILE · Calibration monitoring Flag reference ← summary ↑ prev station ↓ next station

0-20000-0-06242_A CHM15k Rayleigh

VLIELAND · NETHERLANDS · KNMI R&D Observations and Data Technology

WMO 0-20000-0-06242 Lat/Lon 53.253, 4.941 Alt 3 m

Rayleigh 23% success · 121/537 · median 3.823e+11 · rel. unc 3%

Diagnostic — latest ← → valid calibrations, Ctrl+← → all days, ↑ ↓ change station, 0 flag + note (1 aerosol · 2 cloud · 3 low signal) ( good calibration · rejected)

calibration diagnostic

All Rayleigh calibrations (537) — click a date to load its diagnostic, click a flag for its meaning

DateFlagC_LUncertaintyExtraMessage
20260623 -1.0 Not a clear night Not a clear night
20260622 0.5 Partial success 3.764e+11 6.21e+09 2209–5589 m Successful (method err: 1.9%, sensitivity 2σ: 1.7%)
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 -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 1.0 Successful 3.802e+11 1.40e+10 1981–5817 m Successful (method err: 9.3%, sensitivity 2σ: 3.7%)
20260529 -1.0 Not a clear night Not a clear night
20260528 0.5 Partial success 3.934e+11 2.76e+10 3659–5577 m Successful (method err: 8.3%, sensitivity 2σ: 7.0%)
20260527 -1.0 Not a clear night Not a clear night
20260526 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260525 0.5 Partial success 4.314e+11 6.44e+09 2221–6057 m Successful (method err: 0.6%, sensitivity 2σ: 1.5%)
20260524 0.5 Partial success 4.156e+11 1.41e+10 1741–5577 m Successful (method err: 2.7%, sensitivity 2σ: 3.4%)
20260523 -3.0 Method disagreement Method disagreement: 15.8%
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 0.5 Partial success 4.036e+11 1.24e+10 2221–6057 m Successful (method err: 1.1%, sensitivity 2σ: 3.1%)
20260518 -1.0 Not a clear night Not a clear night
20260517 -1.0 Not a clear night Not a clear night
20260516 -1.0 Not a clear night Not a clear night
20260515 -1.0 Not a clear night Not a clear night
20260514 -1.0 Not a clear night Not a clear night
20260513 -1.0 Not a clear night Not a clear night
20260512 -1.0 Not a clear night Not a clear night
20260511 -1.0 Not a clear night Not a clear night
20260510 0.5 Partial success 4.344e+11 1.40e+10 2940–6776 m Successful (method err: 2.8%, sensitivity 2σ: 3.2%)
20260509 0.5 Partial success 4.093e+11 2.85e+10 3659–6057 m Successful (method err: 4.7%, sensitivity 2σ: 7.0%)
20260508 -1.0 Not a clear night Not a clear night
20260507 0.5 Partial success 4.799e+11 2.11e+10 2700–6536 m Successful (method err: 6.8%, sensitivity 2σ: 4.4%)
20260506 -1.0 Not a clear night Not a clear night
20260505 -1.0 Not a clear night Not a clear night
20260504 -1.0 Not a clear night Not a clear night
20260503 -1.0 Not a clear night Not a clear night
20260502 1.0 Successful 4.229e+11 1.34e+10 1741–4139 m Successful (method err: 1.5%, sensitivity 2σ: 3.2%)
20260501 1.0 Successful 3.887e+11 1.01e+10 3659–6536 m Successful (method err: 13.7%, sensitivity 2σ: 2.6%)
20260430 0.5 Partial success 4.140e+11 8.98e+09 1741–2221 m Successful (method err: 6.8%, sensitivity 2σ: 2.2%)
20260429 -3.0 Method disagreement Method disagreement: 15.8%
20260428 -1.0 Not a clear night Not a clear night
20260427 -1.0 Not a clear night Not a clear night
20260426 -1.0 Not a clear night Not a clear night
20260425 -1.0 Not a clear night Not a clear night
20260424 -1.0 Not a clear night Not a clear night
20260423 -1.0 Not a clear night Not a clear night
20260422 1.0 Successful 4.105e+11 4.58e+09 2221–6057 m Successful (method err: 1.5%, sensitivity 2σ: 1.1%)
20260421 -1.0 Not a clear night Not a clear night
20260420 -1.0 Not a clear night Not a clear night
20260419 -1.0 Not a clear night Not a clear night
20260418 -1.0 Not a clear night Not a clear night
20260417 -1.0 Not a clear night Not a clear night
20260416 0.5 Partial success 3.494e+11 1.88e+10 1981–5817 m Successful (method err: 3.3%, sensitivity 2σ: 5.4%)
20260415 0.5 Partial success 3.644e+11 1.44e+10 1741–5577 m Successful (method err: 10.7%, sensitivity 2σ: 4.0%)
20260414 -3.0 Method disagreement Method disagreement: 15.6%
20260413 -1.0 Not a clear night Not a clear night
20260412 1.0 Successful 3.843e+11 3.69e+10 2221–6057 m Successful (method err: 1.9%, sensitivity 2σ: 9.6%)
20260411 0.5 Partial success 3.505e+11 2.15e+10 2940–6776 m Successful (method err: 5.5%, sensitivity 2σ: 6.1%)
20260410 -1.0 Not a clear night Not a clear night
20260408 0.5 Partial success 3.603e+11 9.08e+09 2221–6057 m Successful (method err: 1.7%, sensitivity 2σ: 2.5%)
20260407 0.5 Partial success 3.514e+11 7.03e+09 1741–5577 m Successful (method err: 0.6%, sensitivity 2σ: 2.0%)
20260406 0.5 Partial success 3.488e+11 2.02e+10 3659–7495 m Successful (method err: 2.9%, sensitivity 2σ: 5.8%)
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 Successful 3.873e+11 4.23e+10 2940–5817 m Successful (method err: 2.1%, sensitivity 2σ: 10.9%)
20260330 -1.0 Not a clear night Not a clear night
20260329 1.0 Successful 4.005e+11 2.49e+10 2221–6057 m Successful (method err: 12.5%, sensitivity 2σ: 6.2%)
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 3.708e+11 2.11e+10 3899–5817 m Successful (method err: 8.6%, sensitivity 2σ: 5.7%)
20260322 1.0 Successful 3.424e+11 1.46e+10 1741–5577 m Successful (method err: 6.9%, sensitivity 2σ: 4.3%)
20260321 -1.0 Not a clear night Not a clear night
20260320 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20260319 0.5 Partial success 3.770e+11 1.09e+10 2940–6297 m Successful (method err: 2.5%, sensitivity 2σ: 2.9%)
20260318 -3.0 Method disagreement Method disagreement: 15.2%
20260317 -1.0 Not a clear night Not a clear night
20260316 -1.0 Not a clear night Not a clear night
20260315 0.5 Partial success 3.554e+11 1.89e+10 1981–5817 m Successful (method err: 0.4%, sensitivity 2σ: 5.3%)
20260314 -1.0 Not a clear night Not a clear night
20260313 -1.0 Not a clear night Not a clear night
20260312 0.5 Partial success 4.788e+11 7.79e+10 1981–5817 m Successful (method err: 6.9%, sensitivity 2σ: 16.3%)
20260311 0.5 Partial success 3.731e+11 9.67e+09 1741–5577 m Successful (method err: 7.7%, sensitivity 2σ: 2.6%)
20260310 -1.0 Not a clear night Not a clear night
20260309 0.5 Partial success 5.995e+11 3.81e+10 3899–7735 m Successful (method err: 4.2%, sensitivity 2σ: 6.4%)
20260308 -1.0 Not a clear night Not a clear night
20260307 -1.0 Not a clear night Not a clear night
20260306 0.5 Partial success 5.920e+11 3.00e+10 3180–5577 m Successful (method err: 4.0%, sensitivity 2σ: 5.1%)
20260305 1.0 Successful 3.534e+11 2.34e+10 2461–6297 m Successful (method err: 10.2%, sensitivity 2σ: 6.6%)
20260304 0.5 Partial success 3.823e+11 1.83e+10 2221–5577 m Successful (method err: 2.5%, sensitivity 2σ: 4.8%)
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 0.5 Partial success 3.843e+11 3.52e+10 5098–6536 m Successful (method err: 9.1%, sensitivity 2σ: 9.2%)
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 3.430e+11 9.42e+09 1981–5817 m Successful (method err: 1.0%, sensitivity 2σ: 2.7%)
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 3.328e+11 9.08e+09 2221–5577 m Successful (method err: 4.2%, sensitivity 2σ: 2.7%)
20260202 -1.0 Not a clear night Not a clear night
20260201 -1.0 Not a clear night Not a clear night
20260131 -1.0 Not a clear night Not a clear night
20260130 -1.0 Not a clear night Not a clear night
20260129 -1.0 Not a clear night Not a clear night
20260128 -1.0 Not a clear night Not a clear night
20260127 -1.0 Not a clear night Not a clear night
20260126 -1.0 Not a clear night Not a clear night
20260125 -1.0 Not a clear night Not a clear night
20260124 -1.0 Not a clear night Not a clear night
20260123 -1.0 Not a clear night Not a clear night
20260122 0.5 Partial success 2.957e+11 5.74e+09 2461–5817 m Successful (method err: 4.2%, sensitivity 2σ: 1.9%)
20260121 -1.0 Not a clear night Not a clear night
20260120 -1.0 Not a clear night Not a clear night
20260119 -1.0 Not a clear night Not a clear night
20260118 0.5 Partial success 3.140e+11 7.75e+09 1741–5577 m Successful (method err: 3.6%, sensitivity 2σ: 2.5%)
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 0.5 Partial success 3.102e+11 9.49e+09 1741–5577 m Successful (method err: 0.8%, sensitivity 2σ: 3.1%)
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 2.988e+11 6.14e+09 1741–5577 m Successful (method err: 5.6%, sensitivity 2σ: 2.1%)
20251226 0.5 Partial success 2.850e+11 2.16e+09 1741–5577 m Successful (method err: 2.9%, sensitivity 2σ: 0.8%)
20251225 1.0 Successful 2.967e+11 5.63e+09 1741–5577 m Successful (method err: 1.8%, sensitivity 2σ: 1.9%)
20251224 0.5 Partial success 3.204e+11 6.53e+09 1741–5577 m Successful (method err: 3.1%, sensitivity 2σ: 2.0%)
20251223 -1.0 Not a clear night Not a clear night
20251222 0.5 Partial success 3.184e+11 1.20e+10 2461–3899 m Successful (method err: 3.5%, sensitivity 2σ: 3.8%)
20251221 -1.0 Not a clear night Not a clear night
20251220 1.0 Successful 3.177e+11 3.42e+10 2221–6057 m Successful (method err: 1.7%, sensitivity 2σ: 10.8%)
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 -1.0 Not a clear night Not a clear night
20251215 -1.0 Not a clear night Not a clear night
20251214 0.5 Partial success 3.071e+11 1.97e+10 1981–5817 m Successful (method err: 7.9%, sensitivity 2σ: 6.4%)
20251213 -1.0 Not a clear night Not a clear night
20251212 -1.0 Not a clear night Not a clear night
20251211 0.5 Partial success 3.306e+11 3.24e+10 1981–5817 m Successful (method err: 7.7%, sensitivity 2σ: 9.8%)
20251210 -1.0 Not a clear night Not a clear night
20251209 -1.0 Not a clear night Not a clear night
20251208 0.5 Partial success 3.363e+11 2.44e+10 1741–5577 m Successful (method err: 12.4%, sensitivity 2σ: 7.3%)
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 -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 -1.0 Not a clear night Not a clear night
20251122 -1.0 Not a clear night Not a clear night
20251121 -1.0 Not a clear night Not a clear night
20251120 -1.0 Not a clear night Not a clear night
20251119 -1.0 Not a clear night Not a clear night
20251118 -1.0 Not a clear night Not a clear night
20251117 -1.0 Not a clear night Not a clear night
20251116 -1.0 Not a clear night Not a clear night
20251115 -1.0 Not a clear night Not a clear night
20251114 -1.0 Not a clear night Not a clear night
20251113 0.5 Partial success 3.317e+11 1.32e+10 2940–6297 m Successful (method err: 12.4%, sensitivity 2σ: 4.0%)
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 0.5 Partial success 3.136e+11 1.54e+10 3659–7495 m Successful (method err: 13.6%, sensitivity 2σ: 4.9%)
20251107 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 0.5 Partial success 3.414e+11 1.77e+10 2940–6297 m Successful (method err: 13.1%, sensitivity 2σ: 5.2%)
20251031 -1.0 Not a clear night Not a clear night
20251030 -1.0 Not a clear night Not a clear night
20251029 -1.0 Not a clear night Not a clear night
20251028 -1.0 Not a clear night Not a clear night
20251027 -1.0 Not a clear night Not a clear night
20251026 -1.0 Not a clear night Not a clear night
20251025 -1.0 Not a clear night Not a clear night
20251024 -1.0 Not a clear night Not a clear night
20251023 -1.0 Not a clear night Not a clear night
20251022 -1.0 Not a clear night Not a clear night
20251021 -1.0 Not a clear night Not a clear night
20251020 -1.0 Not a clear night Not a clear night
20251019 -1.0 Not a clear night Not a clear night
20251018 -1.0 Not a clear night Not a clear night
20251017 -1.0 Not a clear night Not a clear night
20251016 -1.0 Not a clear night Not a clear night
20251015 -1.0 Not a clear night Not a clear night
20251014 -1.0 Not a clear night Not a clear night
20251013 -1.0 Not a clear night Not a clear night
20251012 -1.0 Not a clear night Not a clear night
20251011 -1.0 Not a clear night Not a clear night
20251010 -1.0 Not a clear night Not a clear night
20251009 -1.0 Not a clear night Not a clear night
20251008 -1.0 Not a clear night Not a clear night
20251007 -1.0 Not a clear night Not a clear night
20251006 -1.0 Not a clear night Not a clear night
20251005 -1.0 Not a clear night Not a clear night
20251004 -1.0 Not a clear night Not a clear night
20251003 -1.0 Not a clear night Not a clear night
20251002 -1.0 Not a clear night Not a clear night
20251001 0.5 Partial success 3.805e+11 2.60e+10 2461–5338 m Successful (method err: 7.1%, sensitivity 2σ: 6.8%)
20250930 -1.0 Not a clear night Not a clear night
20250929 -1.0 Not a clear night Not a clear night
20250928 0.5 Partial success 3.687e+11 3.48e+10 1981–5817 m Successful (method err: 12.2%, sensitivity 2σ: 9.4%)
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 3.861e+11 4.69e+09 1741–5577 m Successful (method err: 1.3%, sensitivity 2σ: 1.2%)
20250924 1.0 Successful 3.974e+11 1.63e+10 1741–3180 m Successful (method err: 5.2%, sensitivity 2σ: 4.1%)
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 6.240e+11 1.21e+10 2221–6057 m Successful (method err: 0.3%, sensitivity 2σ: 1.9%)
20250919 0.5 Partial success 4.830e+11 2.78e+10 1741–2221 m Successful (method err: 6.3%, sensitivity 2σ: 5.8%)
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 0.5 Partial success 4.239e+11 9.28e+09 2221–6057 m Successful (method err: 2.3%, sensitivity 2σ: 2.2%)
20250909 0.5 Partial success 4.203e+11 1.20e+10 1981–5338 m Successful (method err: 7.0%, sensitivity 2σ: 2.9%)
20250908 -1.0 Not a clear night Not a clear night
20250907 0.5 Partial success 4.374e+11 1.13e+10 1981–5817 m Successful (method err: 11.8%, sensitivity 2σ: 2.6%)
20250906 1.0 Successful 4.104e+11 1.99e+10 3420–5338 m Successful (method err: 1.6%, sensitivity 2σ: 4.9%)
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 -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 0.5 Partial success 4.024e+11 1.19e+10 2221–4618 m Successful (method err: 0.8%, sensitivity 2σ: 2.9%)
20250825 -1.0 Not a clear night Not a clear night
20250824 -1.0 Not a clear night Not a clear night
20250823 -1.0 Not a clear night Not a clear night
20250822 -1.0 Not a clear night Not a clear night
20250821 -1.0 Not a clear night Not a clear night
20250820 -1.0 Not a clear night Not a clear night
20250819 1.0 Successful 3.297e+11 2.60e+10 2700–6057 m Successful (method err: 14.3%, sensitivity 2σ: 7.9%)
20250818 -1.0 Not a clear night Not a clear night
20250817 -1.0 Not a clear night Not a clear night
20250816 -1.0 Not a clear night Not a clear night
20250815 -3.0 Method disagreement Method disagreement: 18.7%
20250814 -1.0 Not a clear night Not a clear night
20250813 -1.0 Not a clear night Not a clear night
20250812 -1.0 Not a clear night Not a clear night
20250811 0.5 Partial success 3.707e+11 1.25e+10 1981–5817 m Successful (method err: 11.9%, sensitivity 2σ: 3.4%)
20250810 0.5 Partial success 4.744e+11 4.63e+10 2700–6536 m Successful (method err: 11.5%, sensitivity 2σ: 9.8%)
20250809 1.0 Successful 3.798e+11 3.16e+10 4139–5098 m Successful (method err: 8.5%, sensitivity 2σ: 8.3%)
20250808 -1.0 Not a clear night Not a clear night
20250807 -1.0 Not a clear night Not a clear night
20250806 -1.0 Not a clear night Not a clear night
20250805 -1.0 Not a clear night Not a clear night
20250804 -1.0 Not a clear night Not a clear night
20250803 -1.0 Not a clear night Not a clear night
20250802 -1.0 Not a clear night Not a clear night
20250801 -1.0 Not a clear night Not a clear night
20250731 -1.0 Not a clear night Not a clear night
20250730 -1.0 Not a clear night Not a clear night
20250729 -1.0 Not a clear night Not a clear night
20250728 -1.0 Not a clear night Not a clear night
20250727 -1.0 Not a clear night Not a clear night
20250726 -1.0 Not a clear night Not a clear night
20250725 -1.0 Not a clear night Not a clear night
20250724 -1.0 Not a clear night Not a clear night
20250723 -1.0 Not a clear night Not a clear night
20250722 -1.0 Not a clear night Not a clear night
20250721 -1.0 Not a clear night Not a clear night
20250720 -1.0 Not a clear night Not a clear night
20250719 0.5 Partial success 4.165e+11 1.00e+10 1741–5577 m Successful (method err: 6.9%, sensitivity 2σ: 2.4%)
20250718 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -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 0.5 Partial success 3.621e+11 1.47e+10 2700–6536 m Successful (method err: 1.2%, sensitivity 2σ: 4.1%)
20250629 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250628 1.0 Successful 4.423e+11 3.49e+10 4379–5338 m Successful (method err: 9.9%, sensitivity 2σ: 7.9%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250620 1.0 Successful 4.813e+11 2.97e+10 4858–5817 m Successful (method err: 5.0%, sensitivity 2σ: 6.2%)
20250619 -1.0 Not a clear night Not a clear night
20250618 -1.0 Not a clear night Not a clear night
20250617 0.5 Partial success 5.403e+11 2.40e+10 3899–6776 m Successful (method err: 1.2%, sensitivity 2σ: 4.5%)
20250616 -1.0 Not a clear night Not a clear night
20250615 -1.0 Not a clear night Not a clear night
20250614 -1.0 Not a clear night Not a clear night
20250613 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250612 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250602 -1.0 Not a clear night Not a clear night
20250601 -1.0 Not a clear night Not a clear night
20250531 -1.0 Not a clear night Not a clear night
20250530 -1.0 Not a clear night Not a clear night
20250529 -1.0 Not a clear night Not a clear night
20250528 -1.0 Not a clear night Not a clear night
20250527 -1.0 Not a clear night Not a clear night
20250526 -1.0 Not a clear night Not a clear night
20250525 -1.0 Not a clear night Not a clear night
20250524 -1.0 Not a clear night Not a clear night
20250523 -1.0 Not a clear night Not a clear night
20250522 -1.0 Not a clear night Not a clear night
20250521 -1.0 Not a clear night Not a clear night
20250520 1.0 Successful 4.436e+11 3.89e+09 1741–5577 m Successful (method err: 5.3%, sensitivity 2σ: 0.9%)
20250519 0.5 Partial success 4.638e+11 1.67e+10 2940–6297 m Successful (method err: 6.2%, sensitivity 2σ: 3.6%)
20250518 -1.0 Not a clear night Not a clear night
20250517 1.0 Successful 4.414e+11 2.58e+10 1741–5577 m Successful (method err: 0.4%, sensitivity 2σ: 5.8%)
20250516 1.0 Successful 4.250e+11 1.07e+10 1741–4618 m Successful (method err: 7.0%, sensitivity 2σ: 2.5%)
20250515 -1.0 Not a clear night Not a clear night
20250514 0.5 Partial success 4.700e+11 1.07e+10 1741–5577 m Successful (method err: 2.4%, sensitivity 2σ: 2.3%)
20250513 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250512 1.0 Successful 4.932e+11 1.80e+10 3420–6776 m Successful (method err: 7.8%, sensitivity 2σ: 3.6%)
20250511 0.5 Partial success 5.015e+11 1.30e+10 3180–6536 m Successful (method err: 1.3%, sensitivity 2σ: 2.6%)
20250510 0.5 Partial success 4.596e+11 1.44e+10 2221–6057 m Successful (method err: 11.6%, sensitivity 2σ: 3.1%)
20250509 0.5 Partial success 5.063e+11 1.95e+10 2461–6297 m Successful (method err: 5.3%, sensitivity 2σ: 3.8%)
20250508 -1.0 Not a clear night Not a clear night
20250507 -1.0 Not a clear night Not a clear night
20250506 -1.0 Not a clear night Not a clear night
20250505 -1.0 Not a clear night Not a clear night
20250504 -1.0 Not a clear night Not a clear night
20250503 1.0 Successful 4.424e+11 1.81e+10 4139–7495 m Successful (method err: 1.0%, sensitivity 2σ: 4.1%)
20250502 -1.0 Not a clear night Not a clear night
20250501 0.5 Partial success 4.631e+11 1.34e+10 2700–6536 m Successful (method err: 6.7%, sensitivity 2σ: 2.9%)
20250430 0.5 Partial success 5.500e+11 8.64e+09 2700–6536 m Successful (method err: 0.6%, sensitivity 2σ: 1.6%)
20250429 0.5 Partial success 5.472e+11 1.76e+10 3659–6536 m Successful (method err: 9.0%, sensitivity 2σ: 3.2%)
20250428 0.5 Partial success 5.335e+11 1.27e+10 1981–5817 m Successful (method err: 2.3%, sensitivity 2σ: 2.4%)
20250427 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
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 -1.0 Not a clear night Not a clear night
20250419 0.5 Partial success 4.173e+11 1.06e+10 2940–5338 m Successful (method err: 10.6%, sensitivity 2σ: 2.5%)
20250418 -1.0 Not a clear night Not a clear night
20250417 -1.0 Not a clear night Not a clear night
20250416 0.5 Partial success 4.462e+11 2.35e+10 2940–5817 m Successful (method err: 1.3%, sensitivity 2σ: 5.3%)
20250415 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250414 -1.0 Not a clear night Not a clear night
20250413 0.5 Partial success 5.731e+11 3.84e+10 2461–6297 m Successful (method err: 7.2%, sensitivity 2σ: 6.7%)
20250412 0.5 Partial success 4.344e+11 1.65e+10 3659–7016 m Successful (method err: 2.2%, sensitivity 2σ: 3.8%)
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 4.337e+11 1.09e+10 1981–5817 m Successful (method err: 4.1%, sensitivity 2σ: 2.5%)
20250407 0.5 Partial success 4.109e+11 1.21e+10 4379–7256 m Successful (method err: 8.7%, sensitivity 2σ: 2.9%)
20250406 0.5 Partial success 4.097e+11 7.54e+09 2700–6536 m Successful (method err: 0.9%, sensitivity 2σ: 1.8%)
20250405 0.5 Partial success 3.763e+11 1.04e+10 1741–2221 m Successful (method err: 2.1%, sensitivity 2σ: 2.8%)
20250404 1.0 Successful 4.118e+11 1.30e+10 1741–2221 m Successful (method err: 11.2%, sensitivity 2σ: 3.2%)
20250403 1.0 Successful 4.349e+11 1.45e+10 2221–3180 m Successful (method err: 4.0%, sensitivity 2σ: 3.3%)
20250402 1.0 Successful 3.904e+11 1.42e+10 1741–2221 m Successful (method err: 10.6%, sensitivity 2σ: 3.6%)
20250401 1.0 Successful 3.614e+11 1.10e+10 3180–5098 m Successful (method err: 5.8%, sensitivity 2σ: 3.0%)
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 0.5 Partial success 4.520e+11 1.21e+10 1741–5577 m Successful (method err: 0.0%, sensitivity 2σ: 2.7%)
20250327 0.5 Partial success 4.663e+11 6.39e+09 1741–5577 m Successful (method err: 6.1%, sensitivity 2σ: 1.4%)
20250326 0.5 Partial success 4.788e+11 1.90e+10 1741–5577 m Successful (method err: 13.3%, sensitivity 2σ: 4.0%)
20250325 -1.0 Not a clear night Not a clear night
20250324 -1.0 Not a clear night Not a clear night
20250323 -1.0 Not a clear night Not a clear night
20250322 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250321 0.5 Partial success 3.743e+11 1.54e+10 1741–4618 m Successful (method err: 0.8%, sensitivity 2σ: 4.1%)
20250320 0.5 Partial success 3.672e+11 1.96e+10 2221–6057 m Successful (method err: 2.3%, sensitivity 2σ: 5.3%)
20250319 1.0 Successful 3.513e+11 7.20e+09 3420–7256 m Successful (method err: 0.1%, sensitivity 2σ: 2.0%)
20250318 1.0 Successful 3.670e+11 1.19e+10 2221–2700 m Successful (method err: 5.7%, sensitivity 2σ: 3.2%)
20250317 -1.0 Not a clear night Not a clear night
20250316 1.0 Successful 3.335e+11 1.11e+10 1741–2700 m Successful (method err: 2.0%, sensitivity 2σ: 3.3%)
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 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250309 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250308 -2.0 Signal not proportional to molecular No molecular window passed the validity gates
20250307 0.5 Partial success 4.178e+11 3.06e+10 2221–6057 m Successful (method err: 8.9%, sensitivity 2σ: 7.3%)
20250306 1.0 Successful 3.287e+11 1.29e+10 3659–7495 m Successful (method err: 9.3%, sensitivity 2σ: 3.9%)
20250305 0.5 Partial success 2.983e+11 1.03e+10 3899–7735 m Successful (method err: 13.6%, sensitivity 2σ: 3.5%)
20250304 0.5 Partial success 3.584e+11 1.03e+10 1741–5577 m Successful (method err: 3.1%, sensitivity 2σ: 2.9%)
20250303 1.0 Successful 3.372e+11 7.01e+09 2221–5098 m Successful (method err: 7.3%, sensitivity 2σ: 2.1%)
20250302 0.5 Partial success 3.456e+11 1.26e+10 2221–6057 m Successful (method err: 11.9%, sensitivity 2σ: 3.6%)
20250301 1.0 Successful 3.499e+11 1.60e+10 1741–4618 m Successful (method err: 0.7%, sensitivity 2σ: 4.6%)
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 0.5 Partial success 3.445e+11 2.95e+10 2221–5577 m Successful (method err: 6.3%, sensitivity 2σ: 8.6%)
20250222 -1.0 Not a clear night Not a clear night
20250221 -1.0 Not a clear night Not a clear night
20250220 -1.0 Not a clear night Not a clear night
20250219 0.5 Partial success 3.325e+11 6.31e+09 1741–5577 m Successful (method err: 2.0%, sensitivity 2σ: 1.9%)
20250218 0.5 Partial success 3.465e+11 7.58e+09 2221–4618 m Successful (method err: 0.6%, sensitivity 2σ: 2.2%)
20250217 1.0 Successful 3.790e+11 7.18e+09 2221–6057 m Successful (method err: 7.7%, sensitivity 2σ: 1.9%)
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 3.395e+11 1.39e+10 1741–5577 m Successful (method err: 2.9%, sensitivity 2σ: 4.1%)
20250206 -1.0 Not a clear night Not a clear night
20250205 0.5 Partial success 3.119e+11 2.54e+10 2221–5577 m Successful (method err: 4.1%, sensitivity 2σ: 8.1%)
20250204 -1.0 Not a clear night Not a clear night
20250203 0.5 Partial success 2.967e+11 9.66e+09 1741–5577 m Successful (method err: 0.9%, sensitivity 2σ: 3.3%)
20250202 1.0 Successful 3.044e+11 5.82e+09 1741–5577 m Successful (method err: 4.5%, sensitivity 2σ: 1.9%)
20250201 -1.0 Not a clear night Not a clear night
20250131 -1.0 Not a clear night Not a clear night
20250130 -1.0 Not a clear night Not a clear night
20250129 -1.0 Not a clear night Not a clear night
20250128 -1.0 Not a clear night Not a clear night
20250127 -1.0 Not a clear night Not a clear night
20250126 -1.0 Not a clear night Not a clear night
20250125 -1.0 Not a clear night Not a clear night
20250124 -1.0 Not a clear night Not a clear night
20250123 -1.0 Not a clear night Not a clear night
20250122 -1.0 Not a clear night Not a clear night
20250121 -1.0 Not a clear night Not a clear night
20250120 -1.0 Not a clear night Not a clear night
20250119 -1.0 Not a clear night Not a clear night
20250118 -1.0 Not a clear night Not a clear night
20250117 -1.0 Not a clear night Not a clear night
20250116 -1.0 Not a clear night Not a clear night
20250115 0.5 Partial success 2.389e+11 2.26e+10 1741–5098 m Successful (method err: 1.2%, sensitivity 2σ: 9.5%)
20250114 -1.0 Not a clear night Not a clear night
20250113 1.0 Successful 2.899e+11 3.62e+09 1741–5098 m Successful (method err: 0.3%, sensitivity 2σ: 1.2%)
20250112 -1.0 Not a clear night Not a clear night
20250111 -1.0 Not a clear night Not a clear night
20250110 -1.0 Not a clear night Not a clear night
20250109 -1.0 Not a clear night Not a clear night
20250108 -1.0 Not a clear night Not a clear night
20250107 -1.0 Not a clear night Not a clear night
20250106 -1.0 Not a clear night Not a clear night
20250105 -1.0 Not a clear night Not a clear night
20250104 -1.0 Not a clear night Not a clear night
20250103 -1.0 Not a clear night Not a clear night
20250102 -1.0 Not a clear night Not a clear night
20250101 -1.0 Not a clear night Not a clear night

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

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

Observation minus background (CAMS) diagnostic

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

Instrument sensitivity / detection limit diagnostic