NLC 2009-08-20/21

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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: 2009-08-20/21

  UT   forms  bright   height   azimuth   comments
               ness   top bot  left rght  e.g. weather
-----  -----  ------  --- ---  ---- ----  --------------------------------
20:15  0                                  cloud patches to h 5
20:30  0                                  cloud to h 5
20:45  0                                  cloud to h 5
21:00  0                                  cloud patches to h 5
21:15  0                                  cloud to h 5
21:30  0                                  some cloud low on horizon, few patches to h 20, fireworks
21:45  0                                  few cloud patches high on left
02:45  X                                  cloud to h 15, UMa over Edinburgh
03:00  X                                  cloud to h 20
03:15  X                                  cloud
03:30  X                                  cloud
03:45  X                                  cloud
04:00  X                                  cloud
04:15  X                                  cloud
04:30  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: 2009/08/20-21
Start: 20:15
End: 02:45
Comments: Some cloud.

Images

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

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