NLC 2009-07-28/29

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Contents

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: 2009-07-28/29

  UT   forms  bright   height   azimuth   comments
               ness   top bot  left rght  e.g. weather
-----  -----  ------  --- ---  ---- ----  --------------------------------
21:00  X                                  cloud
21:15  X                                  cloud
21:30  X                                  cloud
21:45  X                                  cloud
22:00  X                                  cloud
22:15  X                                  cloud
22:30  X                                  cloud
22:45  X                                  cloud
23:00  X                                  cloud
23:15  X                                  cloud
23:30  X                                  cloud
23:45  X                                  cloud
00:00  X                                  cloud
00:15  X                                  cloud
00:30  X                                  cloud
00:45  X                                  cloud
01:00  X                                  cloud
01:15  X                                  cloud
01:30  0                                  cloud to h 5
01:45  0                                  cloud to h 5
02:00  0                                  cloud to h 5
02:15  0                                  cloud to h 5, patches higher
02:30  0                                  cloud to h 5, patches to h 15
02:45  0                                  some cloud patches
03:00  X                                  cloud
03:15  0                                  cloud low on horizon
03:30  0                                  cloud low on horizon

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: 2009/07/28-29
Start: 01:30
End: 03:30
Comments: Cloud on horizon to h 10 or 15 deg.

Images

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

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