NLC 2014-07-20/21

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: Royal Observatory Edinburgh, 55.9N 3.2W
          unattended compact camera with limited field of view
          A ~325-35, h ~0-40; images every 15 min
Date: 2014-07-20/21

   UT     forms  bright   height   azimuth   comments
                  ness   top bot  left rght  e.g. weather
--------  -----  ------  --- ---  ---- ----  --------------------------------
21:15:01  0                                  cloud to h 5
21:30:05  0                                  cloud to h 5
21:45:06  0                                  cloud to h 5
22:00:06  0                                  cloud patches to h 5
22:15:08  0                                  cloud patches to h 5
22:30:19  0
22:45:31  0
23:00:53  0
23:15:53  0
23:31:24  0
23:46:24  0
00:01:24  0                                  cloud patches to h 10
00:16:24  X                                  cloud patches to h 10
00:31:24  X                                  cloud patches to h 10
00:46:25  X                                  cloud to h 15
01:01:24  X                                  cloud to h 15
01:16:24  X                                  cloud to h 20
01:31:30  X                                  cloud to h 25
01:45:53  X                                  widespread cloud
02:00:33  X                                  widespread cloud
02:15:19  X                                  widespread cloud
02:30:10  X                                  widespread cloud
02:45:07  X                                  widespread cloud
03:00:06  X                                  widespread cloud
03:15:06  X                                  patchy cloud to h 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 main periods of absence of NLC are reported to the NLC Observers' Home Page:

Name: Horst Meyerdierks
Country: Scotland
Location: Edinburgh
Date: 2014/07/20-21
Start: 21:15
End: 00:00
Comments: Some cloud.

Images

No NLC has been observed, hence no images are made available here.