NLC 2018-06-12/13

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: 2018-06-12/13

   UT     forms  bright   height   azimuth   comments
                  ness   top bot  left rght  e.g. weather
--------  -----  ------  --- ---  ---- ----  --------------------------------
21:45:04  0                                  almost clear
22:00:04  0                                  patchy cloud to h 10
22:15:05  0                                  patchy cloud to h 10
22:30:01  0                                  cloud to h 10
22:45:10  0                                  cloud to h 10
23:00:19  0                                  cloud to h 10
23:15:18  0                                  cloud to h 10
23:30:32  0                                  cloud to h 10
23:45:32  0                                  cloud to h 5, cirrus makes fake NLC
00:00:32  0                                  cloud to h 5 or 10
00:15:32  0                                  cloud to h 5 or 10, higher on left
00:30:33  X                                  widespread cloud
00:45:32  X                                  almost overcast
01:00:32  X                                  almost overcast
01:15:18  X                                  almost overcast
01:30:10  X                                  almost overcast
01:45:10  X                                  almost overcast
02:00:07  X                                  almost overcast
02:15:06  X                                  cloud to h 15, higher patches
02:30:05  X                                  cloud to h 10, higher patches
02:45:01  X                                  cloud to h 10 or 15

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 absence of NLC are reported to the NLC Observers' Home Page:

Name: Horst Meyerdierks
Country: Scotland
Location: Edinburgh
Date: 2018/06/12-13
Start: 21:45
End: 01:15
Comments: some cloud

Images

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