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 (LIQUID-CLOUD)
7.172e+07
59 calibrated nights
SPREAD (P10-P90)
38%
5.844e+07 … 8.58e+07
15-DAY DRIFT
+8.4%
vs the preceding 45 d
LAST VALID
today
2026-10-22
Liquid-cloud — calibration constant over time 34% success · 59/172 · median 7.172e+07
Time–height & profile
Liquid-cloud 34% success · 59/172 · median 7.172e+07 · rel. unc 7% · click a point to open that night
All Liquid-cloud calibrations (172) — click a date to open that night in the daily panel, click a flag for its meaning
| Date | Flag | C_L | Uncertainty | Extra | Message |
|---|---|---|---|---|---|
| 20261022 | 1.0 Successful | 8.402e+07 | 2.29e+06 | 105 prof | OK (105 profiles) |
| 20261021 | 1.0 Successful | 8.418e+07 | 4.15e+06 | 15 prof | OK (15 profiles) |
| 20261020 | 1.0 Successful | 8.348e+07 | 4.53e+06 | 28 prof | OK (28 profiles) |
| 20261019 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20261018 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20261017 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20261016 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20261015 | -25.0 Cloud: cloud base out of range | — | — | 0 prof | Cloud: cloud base out of range |
| 20261014 | 1.0 Successful | 8.971e+07 | 8.41e+06 | 210 prof | OK (210 profiles) |
| 20261013 | 1.0 Successful | 8.822e+07 | 6.40e+06 | 19 prof | OK (19 profiles) |
| 20261012 | 1.0 Successful | 9.234e+07 | 5.78e+06 | 36 prof | OK (36 profiles) |
| 20261011 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20261010 | 1.0 Successful | 6.327e+07 | 5.12e+06 | 17 prof | OK (17 profiles) |
| 20261009 | 1.0 Successful | 8.056e+07 | 1.24e+07 | 197 prof | OK (197 profiles) |
| 20261008 | 1.0 Successful | 7.555e+07 | 6.70e+06 | 80 prof | OK (80 profiles) |
| 20261007 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20261006 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20261005 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20261004 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20261003 | -1.0 No liquid cloud | — | — | 0 prof | Unsuitable conditions |
| 20261002 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20261001 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260930 | -1.0 No liquid cloud | — | — | 0 prof | Unsuitable conditions |
| 20260929 | -1.0 No liquid cloud | — | — | 0 prof | Unsuitable conditions |
| 20260928 | -1.0 No liquid cloud | — | — | 0 prof | Unsuitable conditions |
| 20260927 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260926 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260925 | 1.0 Successful | 8.196e+07 | 7.22e+06 | 96 prof | OK (96 profiles) |
| 20260924 | 1.0 Successful | 8.95e+07 | 6.98e+06 | 44 prof | OK (44 profiles) |
| 20260923 | 1.0 Successful | 8.885e+07 | 4.88e+06 | 45 prof | OK (45 profiles) |
| 20260922 | 1.0 Successful | 8.12e+07 | 3.46e+06 | 22 prof | OK (22 profiles) |
| 20260921 | 1.0 Successful | 8.864e+07 | 4.96e+06 | 53 prof | OK (53 profiles) |
| 20260920 | 1.0 Successful | 7.554e+07 | 2.21e+06 | 5 prof | OK (5 profiles) |
| 20260919 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260918 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260917 | 1.0 Successful | 7.175e+07 | 7.00e+06 | 111 prof | OK (111 profiles) |
| 20260916 | 1.0 Successful | 8.52e+07 | 6.42e+06 | 22 prof | OK (22 profiles) |
| 20260915 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260914 | 1.0 Successful | 7.52e+07 | 9.36e+06 | 179 prof | OK (179 profiles) |
| 20260913 | 1.0 Successful | 7.583e+07 | 7.58e+06 | 56 prof | OK (56 profiles) |
| 20260912 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260911 | 1.0 Successful | 7.844e+07 | 4.71e+06 | 185 prof | OK (185 profiles) |
| 20260910 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260909 | 1.0 Successful | 7.66e+07 | 1.34e+06 | 5 prof | OK (5 profiles) |
| 20260908 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260907 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260906 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260905 | 1.0 Successful | 8.052e+07 | 4.69e+06 | 22 prof | OK (22 profiles) |
| 20260904 | 1.0 Successful | 7.439e+07 | 3.68e+06 | 23 prof | OK (23 profiles) |
| 20260903 | 1.0 Successful | 6.775e+07 | 3.74e+06 | 5 prof | OK (5 profiles) |
| 20260902 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260901 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260831 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260830 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260829 | 1.0 Successful | 6.999e+07 | 6.02e+06 | 26 prof | OK (26 profiles) |
| 20260828 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260827 | 1.0 Successful | 6.934e+07 | 4.89e+06 | 45 prof | OK (45 profiles) |
| 20260826 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260825 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260824 | 1.0 Successful | 8.507e+07 | 1.03e+07 | 39 prof | OK (39 profiles) |
| 20260823 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260822 | 1.0 Successful | 8.223e+07 | 6.59e+06 | 121 prof | OK (121 profiles) |
| 20260821 | 1.0 Successful | 7.172e+07 | 4.59e+06 | 13 prof | OK (13 profiles) |
| 20260820 | 1.0 Successful | 7.91e+07 | 7.14e+06 | 25 prof | OK (25 profiles) |
| 20260819 | 1.0 Successful | 7.147e+07 | 5.43e+06 | 180 prof | OK (180 profiles) |
| 20260818 | 1.0 Successful | 7.222e+07 | 5.52e+06 | 87 prof | OK (87 profiles) |
| 20260817 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260816 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260815 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260814 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260813 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260812 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260811 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260810 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260809 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260808 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260807 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260806 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260805 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260804 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260803 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260802 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260801 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260731 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260730 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260729 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260728 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260727 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260726 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260725 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260724 | 1.0 Successful | 8.174e+07 | 4.11e+06 | 13 prof | OK (13 profiles) |
| 20260723 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260722 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260721 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260720 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260719 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260718 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260717 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260716 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260715 | 1.0 Successful | 7.753e+07 | 4.23e+06 | 19 prof | OK (19 profiles) |
| 20260714 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260713 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260712 | 1.0 Successful | 7.062e+07 | 5.27e+06 | 28 prof | OK (28 profiles) |
| 20260711 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260710 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260709 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260708 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260707 | 1.0 Successful | 6.693e+07 | 4.97e+06 | 12 prof | OK (12 profiles) |
| 20260706 | 1.0 Successful | 6.318e+07 | 5.87e+06 | 153 prof | OK (153 profiles) |
| 20260705 | 1.0 Successful | 7.179e+07 | 4.48e+06 | 15 prof | OK (15 profiles) |
| 20260704 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260703 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260702 | 1.0 Successful | 7.027e+07 | 4.58e+06 | 36 prof | OK (36 profiles) |
| 20260701 | 1.0 Successful | 6.809e+07 | 1.87e+06 | 22 prof | OK (22 profiles) |
| 20260630 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260629 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260628 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260627 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260626 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260625 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260623 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260622 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260621 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260620 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260619 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260618 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260617 | 1.0 Successful | 5.797e+07 | 3.32e+06 | 20 prof | OK (20 profiles) |
| 20260616 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260615 | 1.0 Successful | 6.078e+07 | 3.24e+06 | 5 prof | OK (5 profiles) |
| 20260614 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260613 | 1.0 Successful | 6.064e+07 | 6.80e+06 | 12 prof | OK (12 profiles) |
| 20260612 | 1.0 Successful | 5.923e+07 | 4.40e+06 | 41 prof | OK (41 profiles) |
| 20260611 | 1.0 Successful | 5.826e+07 | 4.35e+06 | 26 prof | OK (26 profiles) |
| 20260610 | 1.0 Successful | 5.849e+07 | 5.79e+06 | 69 prof | OK (69 profiles) |
| 20260609 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260608 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260607 | 1.0 Successful | 6.771e+07 | 5.57e+06 | 5 prof | OK (5 profiles) |
| 20260606 | 1.0 Successful | 5.823e+07 | 5.54e+06 | 47 prof | OK (47 profiles) |
| 20260605 | 1.0 Successful | 6.023e+07 | 4.92e+06 | 214 prof | OK (214 profiles) |
| 20260604 | 1.0 Successful | 5.938e+07 | 4.79e+06 | 84 prof | OK (84 profiles) |
| 20260603 | 1.0 Successful | 6.244e+07 | 4.58e+06 | 219 prof | OK (219 profiles) |
| 20260602 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260601 | 1.0 Successful | 6.223e+07 | 3.45e+06 | 49 prof | OK (49 profiles) |
| 20260531 | 1.0 Successful | 5.897e+07 | 3.86e+06 | 15 prof | OK (15 profiles) |
| 20260530 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260529 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260528 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260527 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260526 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260525 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260524 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260523 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260522 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260521 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260520 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260519 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260518 | 1.0 Successful | 6.088e+07 | 4.39e+06 | 302 prof | OK (302 profiles) |
| 20260517 | 1.0 Successful | 6.16e+07 | 5.19e+06 | 74 prof | OK (74 profiles) |
| 20260516 | 1.0 Successful | 5.759e+07 | 7.69e+06 | 24 prof | OK (24 profiles) |
| 20260515 | 1.0 Successful | 5.677e+07 | 4.69e+06 | 114 prof | OK (114 profiles) |
| 20260514 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260513 | 1.0 Successful | 5.939e+07 | 2.66e+06 | 57 prof | OK (57 profiles) |
| 20260511 | 1.0 Successful | 5.655e+07 | 4.37e+06 | 43 prof | OK (43 profiles) |
| 20260510 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260509 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260508 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260506 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
| 20260505 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260504 | -23.0 Cloud: peak not sharp below | — | — | 0 prof | Cloud: peak not sharp below (300 m) |
| 20260503 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260502 | -22.0 Cloud: peak not sharp above | — | — | 0 prof | Cloud: peak not sharp above (300 m) |
| 20260501 | -24.0 Cloud: aerosol below cloud | — | — | 0 prof | Cloud: aerosol below cloud > limit |
Instrument monitoring — daily averages: laser power, window transmission, temperatures
Observation − Background (CAMS) — calibrated backscatter vs CAMS model over the selected window
Cloudnet target classification — 70 days · aerosol / cloud / drizzle / ice / supercooled (ceiloclass, driven by CAMS T)
Classification — latest — Ctrl+← → step days, or click a day in the calendar
Instrument sensitivity / detection limit — ICAO detection altitude & nighttime noise floor
