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NLC 2009-06-30/31

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: Royal Observatory Edinburgh, 55.9N 3.2W
          unattended dSLR with limited field of view A ~325-35, h ~0-40
          images every 5 min
Date: 2009-06-30/31

  UT   forms  bright   height   azimuth   comments
               ness   top bot  left rght  e.g. weather
-----  -----  ------  -------  ---- ----  --------------------------------
21:40  X                                  cloud
21:45  X                                  cloud
21:50  X                                  cloud
21:55  X                                  cloud
22:00  X                                  cloud
22:05  X                                  cloud
22:10  X                                  cloud
22:15  X                                  cloud
22:20  X                                  cloud
22:25  X                                  cloud
22:30  X                                  cloud
22:35  X                                  cloud
22:40  X                                  cloud
22:45  X                                  cloud
22:50  X                                  cloud
22:55  X                                  cloud
23:00  X                                  cloud
23:05  X                                  cloud
23:10  X                                  cloud
23:15  X                                  cloud
23:20  X                                  cloud
23:25  X                                  cloud
23:30  X                                  cloud
23:35  X                                  cloud
23:40  X                                  cloud
23:45  X                                  cloud
23:50  X                                  cloud
23:55  X                                  cloud
00:00  X                                  cloud
00:05  X                                  cloud
00:10  X                                  cloud
00:15  X                                  cloud
00:20  X                                  cloud
00:25  X                                  cloud
00:30  X                                  cloud
00:35  X                                  cloud
00:40  X                                  cloud
00:45  X                                  cloud
00:50  X                                  cloud
00:55  X                                  cloud to h 25, patches above that
01:00  X                                  cloud to h 30
01:05  0                                  cloud to h 15
01:10  0                                  cloud to h 15
01:15  0                                  cloud to h 10
01:20  0                                  cloud to h 10
01:25  0                                  cloud to h 10
01:30  0                                  cloud to h 10
01:35  0                                  cloud to h 10
01:40  0                                  cloud to h 10
01:45  X                                  patchy cloud
01:50  X                                  patchy cloud
01:55  X                                  patchy cloud
02:00  X                                  patchy cloud
02:05  X                                  cloud
02:10  X                                  cloud
02:15  X                                  cloud
02:20  X                                  cloud
02:25  X                                  cloud
02:30  X                                  cloud
02:35  X                                  cloud
02:40  X                                  cloud
02:45  X                                  cloud
02:50  X                                  cloud
02:55  X                                  cloud

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.)

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: 2009/06/30-31
Start: 01:05
End: 01:40
Comments: Cloud on horizon to h 10 or 15 deg.

Images

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