NLC 2013-07-26/27

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: 2013-07-26/27

   UT     forms  bright   height   azimuth   comments
                  ness   top bot  left rght  e.g. weather
--------  -----  ------  --- ---  ---- ----  --------------------------------
21:15:05  0                                  few cloud patches
21:30:02  0                                  few cloud patches
21:45:06  0                                  cirrus patches to h 10
22:00:10  0                                  cirrus patches to h 10
22:15:19  0                                  few cloud patches
22:30:32  X                                  cirrus to h 10, some higher patches
22:45:32  X                                  cirrus to h 10, some higher patches
23:00:47  X                                  cirrus to h 10
23:15:47  0                                  some cirrus
23:30:47  0                                  some cirrus
23:45:47  0                                  some cirrus
00:01:24  0                                  light beam from Castle
00:16:24  0
00:31:25  0
00:46:24  0
01:01:24  0
01:16:24  0
01:31:24  0
01:45:47  0                                  light beam from Castle
02:00:53  0
02:15:19  0
02:30:09  0                                  contrail or cirrus
02:45:09  0
03:00:01  0
03:15:02  0
03:30:01  0

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: 2013/07/26-27
Start: 21:15
End: 03:30
Comments: Some cloud.

Images

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