NLC 2020-05-30/31

BAA report

The report to the BAA Aurora Section gives an overview of the night, which times were cloudy, free of NLC, or with sightings of NLC.

Name of observer: Horst Meyerdierks
Location: Edinburgh, 55.9N 3.2W
          unattended compact camera with limited field of view
          images every 15 min
Date: 2020-05-30/31

   UT     forms  bright   height   azimuth   comments
                  ness   top bot  left rght  e.g. weather
--------  -----  ------  --- ---  ---- ----  --------------------------------
22:30:10  0                                  satellite flare?
22:30:19  0                                  satellite flare?
23:15:32  II         2    10
23:30:53  II         2    10
23:45:53  II         2    10
00:01:30  II         2    10
00:16:31  II         2    10
00:31:30  II         3    10
00:46:30  II         3    10
01:00:52  II         3    10
01:15:53  II         3    10
01:30:31  II         3    10
01:45:19  II         3    10
02:00:03  II         2    15
02:15:07  II         1    20
02:30:06  NLC        1    20

forms: I: veil
       II: bands
       III: waves
       IV: whirls
       NLC: other than or multiple of I-IV
       0: no NLC
       X: no decision possible (mist, cloud etc.)
brightness: 1: very weak
            2: clearly detected
            3: clearly visible
            4: very bright
            5: extremely bright

NLCnet report

The periods of positive sightings of NLC are reported to the NLC Observers' Home Page:

Name: Horst Meyerdierks
Country: Scotland
Location: Edinburgh
Date: 2020-05-30/31
Start: 23:15
End: 02:30
Forms: II
Max elevation: 20
Max brightness: 3
Comments: none

forms: I: veil
       II: bands
       III: waves
       IV: whirls
       NLC: other than or multiple of I-IV
brightness: 1: very weak
            2: clearly detected
            3: clearly visible
            4: very bright
            5: extremely bright