2021 NEGATIVE
Observer | Location | Country | yy | mm | dd | UT-Start | UT-End | notes |
|---|---|---|---|---|---|---|---|---|
John Rowlands | Anglesey | Wales | 2021 | 05 | 17-18 | 00:15 | 01:05 | Clear to ~2 degrees horizon. |
Simon Herbst | Zschortau, Saxony | Germany | 2021 | 05 | 23-24 | 00:08 | 01:47 | clear |
John Rowlands | Anglesey | Wales | 2021 | 05 | 26-27 | 00:25 | 02:10 | Full Moon |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 26-27 | 21:45 | 22:15 | Clear |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 26-27 | 02:00 | 02:30 | Clear, hazy. |
Len Entwisle | Elland,West Yorkshire | England | 2021 | 05 | 26-27 | 21:45 | 23:00 | Cld clrd by 21:45.V Clear spell then .Cld out by 23:20 |
George Anderson | Wokingham | England, UK | 2021 | 05 | 26-27 | 01:25 | 02:10 | Clear sky. No NLC. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 27-28 | 21:45 | 22:15 | Ci/Ac in twilight arch, adequate gaps for viewing, no NLCs seen. |
Heiko Ulbricht | Freital | Germany | 2021 | 05 | 28-29 | 20:00 | 22:45 | Very clear, but no NLCs visible. |
George Anderson | Wokingham | England, UK | 2021 | 05 | 29-30 | 01:30 | 02:10 | Clear sky. No NLC. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 05 | 29-30 | 21:00 | 02:00 | Clear sky. No NLC seen |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 05 | 30-31 | 21:00 | 02:00 | Clear sky. No NLC seen. |
Len Entwisle | Elland , West Yorks | England (UK) | 2021 | 05 | 30-31 | 21:45 | 23:05 | Very clear but clouding over by 23:10 UT |
S. MacIver | Edinburgh | Scotland | 2021 | 05 | 30-31 | 21.45 | 23.00 | clear sky though very low cloud N.E. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 30-31 | 21:45 | 22:15 | No NLC sighted in evening; morning aborted due to cloud. |
George Anderson | Wokingham | England, UK | 2021 | 05 | 30-31 | 21:20 | 22:10 | Sky largely clear. No NLC. |
Alan C Tough | Elgin | Scotland | 2021 | 05 | 31-32 | 22:30 | 02:30 | A beautiful clear sky but, sadly, no NLC to be seen. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 31-32 | 21:45 | 22:30 | Clear, no NLCs. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 31-32 | 21:45 | 22:30 | Clear, no NLCs. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 05 | 31-32 | 01:45 | 02:15 | Clear, no NLCs. |
Len Entwisle | Elland, West Yorks | England (UK) | 2021 | 05 | 31-32 | 21:40 | 23:10 | Clear sky.No NLC |
George Anderson | Wokingham | England, UK | 2021 | 05 | 31-32 | 21:30 | 22:10 | Sky clear. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 05 | 31-32 | 02:25 | 02:35 | Sky clear. No NLC. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 06 | 01-02 | 02:00 | 02:30 | Twilight arch 40-50% covered with Ac/Ci, no NLCS. detected. |
Heiko Ulbricht | Landberg, Herzogswalde, Saxony | Germany | 2021 | 06 | 01-02 | 20:10 | 20:50 | Clear, haze over the northern horizon, no NLCs. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 01-02 | 21:40 | 22:10 | A lot of Cirrus through NW - NE, but clearer skies to W. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 01-02 | 02:20 | 02:30 | A little Cirrus. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 06 | 02-03 | 02:15 | 02:30 | 2/3rds of twilight arch visible in temporary clear patch, no NLCs. |
Dennis Hennig | Obersdorf - 52.543N 14.176E | Germany | 2021 | 06 | 02-03 | 22:18 | 02:40 | clear cloudless night, some haze near the horizon, no NLC seen |
Heiko Ulbricht | Herzogswalde, Saxony | Germanx | 2021 | 06 | 03-04 | 20:15 | 20:45 | Hazy, cirrus clouds over the horizon. No NLCs. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 03-04 | 21:35 | 22:15 | Some SC on/near N - NE horizon. Trace of Ci N - W otherwise clear. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 03-04 | 01:40 | 02:20 | ISOL patches Sc CI on/near N-NE horizon. More patchy Sc by end. |
Heiko Ulbricht | Freital | Germany | 2021 | 06 | 04-05 | 20:15 | 20:45 | No NLCs, no NLCs… 🙁 Cirrus clouds... |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 04-05 | 21:00 | 02:00 | 8 octas altostratus and stratus |
Dennis Hennig | hiking around Obersdorf/Hermersdorf region 52km east of Berlin city | Germany | 2021 | 06 | 04-05 | 20:18 | 02:40 | clear sky, max. 1/8 cirrus, hazy horizon, no NLCs seen |
George Anderson | Wokingham | England, UK | 2021 | 06 | 05-06 | 21:25 | 22:25 | Trace Sc/Ac on/near N horizon, otherwise clear sky. |
Len Entwisle | Elland , West Yorks | England (UK) | 2021 | 06 | 06-07 | 21:50 | 22:20 | Surprise clr sky lost by 22:25.Solid cloud at 23::UT |
Alan C Tough | Elgin | Scotland | 2021 | 06 | 06-07 | 22:45 | 02:15 | Sky mostly clear with some high-altitude trop. No sign of any NLC. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 07-08 | 21:40 | 22:15 | Patchy Ac Ci, mostly N - NE. Largely clear N to W late on. No NLC. |
Len Entwisle | Elland , West Yorks | England (UK) | 2021 | 06 | 07-08 | 21:50 | 23:00 | Tropo about but not in NLC zone till 23:10 UT |
Heiko Ulbricht | Herzogswalde, Saxony | Germany | 2021 | 06 | 08-09 | 20:00 | 20:45 | Very hazy, absolutely no NLCs here... |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 06 | 08-09 | 01:45 | 02:15 | Ac/sc in twilight arch (>75%) , lessening to allow better gaps but no NLCS |
George Anderson | Wokingham | England, UK | 2021 | 06 | 08-09 | 21:40 | 22:15 | Some Ci, mainly N to E. Only a trace Ci N to W. No NLC seen. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 10-11 | 21:40 | 22:15 | Trace Sc at first. Observation ended by St spreading from W later. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 13-14 | 21:55 | 22:35 | Sky clear. no NLC. |
Len Entwisle | Elland,West Yorkshire | England (UK) | 2021 | 06 | 15-16 | 22:20 | 23:25 | Tropo about but not in NLC zone till 23:30 UT |
George Anderson | Wokingham | England, UK | 2021 | 06 | 15-16 | 21:55 | 22:35 | Sky clear. Slight horizon haze. Crescent moon to WNW. No NLC. |
Heiko Ulbricht | Herzogswalde, Saxony | Germany | 2021 | 06 | 17-18 | 20:00 | 21:30 | Absolutely zero NLCs here. When does here the season start this year? |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 17-18 | 19:50 | 21:00 | Clear. No NLCs. |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 18-19 | 20:00 | 21:00 | Clear. No NLCs. |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 19-20 | 20:10 | 21:10 | Clear. No NLCs. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 19-20 | 21:30 | 02:00 | 8 octas altostratus and cumulonimbus with lightning |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 20-21 | 19:50 | 21:00 | Clear. No NLCs. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 20-21 | 21:00 | 02:15 | 8 octas Cl=6 Cm=7 |
Len Entwisle | Elland,West Yorkshire | England (UK) | 2021 | 06 | 20-21 | 22:00 | 23:10 | No NLC during watch.Tropo coming in at end. |
Paul Hill | Cheshire | England | 2021 | 06 | 22-23 | Clear skies but no sign | ||
Len Entwisle | Elland,West Yorkshire | England (UK) | 2021 | 06 | 22-23 | 22:00 | 23:05 | No NLC during watch.Tropo coming in at end. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 22-23 | 21:50 | 22:50 | Trace of Ci, otherwise clear sky. no NLC. |
George Anderson | Wokingham | England, UK | 2021 | 06 | 22-23 | 01:00 | 01:30 | 2/8 Cirrus. No NLC. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 23-24 | 21:00 | 02:15 | 8 octas stratocumulus |
George Anderson | Wokingham | England, UK | 2021 | 06 | 23-24 | 01:00 | 02:10 | Trace of Ci. Increasing Sc on horizon. No NLC. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 25-26 | 21:00 | 02:30 | 6 to 8 octas Cm=7 no nlc seen |
Heiko Ulbricht | Herzogswalde, Saxony | Germany | 2021 | 06 | 26-27 | 20:00 | 21:30 | After several days with rain the first clear evening. Absolutely no NLCs. |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 26-27 | 00:00 | 01:30 | Slight fog, otherwise clear and no NLCs visible. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 27-28 | 21:00 | 02:00 | 7 octas Cm=7 Ch=8 no NLC seen |
Heiko Ulbricht | Herzogswalde, Saxony | Germany | 2021 | 06 | 28-29 | 20:00 | 21:30 | Relatively clear, cirrus spread across the sky. Absolutely no NLCs. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 06 | 28-29 | 21:00 | 02:00 | 8 octas stratus Cl=6 |
Heiko Ulbricht | Herzogswalde, Saxony | Germany | 2021 | 06 | 30-31 | 20:00 | 21:30 | Very large gaps in the clouds and very clear. No NLCs visible,lousy season. |
Tomasz Adam | Kraków | Poland | 2021 | 06 | 30-31 | 20:10 | 21:10 | Distant thunderclouds up to 5° above N and NW horizon. No NLCs. |
Natalie | Kyiv | Ukraine | 2021 | 06 | 30-31 | 19.20 | 20.20 | |
Tomasz Adam | Kraków | Poland | 2021 | 07 | 01-02 | 20:10 | 21:00 | Large gaps in clouds. No NLCs visible through the gaps. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 07 | 03-04 | 21:00 | 02:30 | 8 octas Cl=5 Cm=7 upper sky invisible |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 07 | 04-05 | 21:00 | 02:30 | 4PM 8octas Cl=5 / 5AM 7octas Cl=5 uncertain nlc |
Tomasz Adam | Kraków | Poland | 2021 | 07 | 04-05 | 20:15 | 21:00 | Northern horizon obscured. Otherwise mostly clear and no NLCs in sight. |
Tomasz Adam | Kraków | Poland | 2021 | 07 | 07-08 | 20:15 | 21:00 | Clear and no NLCs. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 07-08 | 21:40 | 22:10 | 1/8 Sc CI. No NLC. |
Len Entwisle | Elland , West Yorks | England (UK) | 2021 | 07 | 08-09 | 21:50 | 23:10 | Slight discrete tropo.No NLC during watch duration. |
Tomasz Adam | Kraków | Poland | 2021 | 07 | 10-11 | 20:00 | 20:40 | Clear. No NLCs. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 13-14 | 01:55 | 02:30 | Largely clear. No NLC. |
P.P. Hattinga Verschure | Deventer | Netherlands | 2021 | 07 | 14-15 | 21:00 | 02:30 | 8 octas Cl=6 Cm=x Cl=x heavy rain |
John Rowlands | Anglesey | Wales | 2021 | 07 | 15-16 | 21:30 | 02:00 | Good transparency, clear to horizon. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 15-16 | 21:25 | 22:10 | Sky clear. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 15-16 | 01:15 | 01:50 | Sky clear. No NLC. |
Kevin Boyle | Stoke-on-Trent | England | 2021 | 07 | 15-16 | 22:00 | 02:15 | Clear skies, no NLCs detected in either shift. |
T. McEwan | Dalry | Scotland | 2021 | 07 | 15-16 | 22:20 | 01:45 | Generally clear with variable low, patchy cloud. |
S. MacIver | Edinburgh | Scotland | 2021 | 07 | 15-16 | 22.30 | 00.30 | Clear sky - no NLC |
George Anderson | Wokingham | England, UK | 2021 | 07 | 16-17 | 21:30 | 22:10 | Trace Sc near horizon otherwise clear. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 16-17 | 01:00 | 02:30 | Sky clear, except a brief trace of SC to WNW. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 17-18 | 21:20 | 22:05 | Clear sky. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 18-19 | 02:00 | 02:50 | Some Cirrus, but not interfering with observation to the N and E. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 19-20 | 21:00 | 21:50 | Sky clear but a little more haze on horizon than previous nights. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 19-20 | 02:15 | 03:00 | Sky clear. Slight haze on horizon. No NLC. |
John Rowlands | Summit, Yr Wyddfa | Wales | 2021 | 07 | 19-20 | 22:00 | 03:15 | Slight haze near horizon. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 20-21 | 21:10 | 21:35 | Haze and/or cloud near N horizon. Trace Cu at first NW - W. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 22-23 | 21:00 | 21:50 | Hazy, especially near horizon. Trace Cu Ci illuminated by moon. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 28-29 | 21:25 | 21:40 | Sky clear. No NLC. |
George Anderson | Wokingham | England, UK | 2021 | 07 | 28-29 | 02:20 | 02:55 | Largely clear but trace of Sc later. N-E quadrant clear; good transparency. |
