chi and h site logo

NLC 2009-08-24/25

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: 2009-08-24/25

  UT   forms  bright   height   azimuth   comments
               ness   top bot  left rght  e.g. weather
-----  -----  ------  --- ---  ---- ----  --------------------------------
20:00  0                                  very few cloud patches
20:15  0                                  some cloud patches
20:30  0                                  some cloud patches
20:45  0                                  cloud patches to h 10
21:00  0                                  cloud patches to h 10
21:15  X                                  cloud patches to h 10
21:30  X                                  cloud patches to h 10
03:00  X                                  thin cloud
03:15  X                                  thin cloud
03:30  X                                  cloud to h 15
03:45  X                                  cloud to h 15
04:00  X                                  cloud to h 10
04:15  0                                  cloud patches to h 10

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: 2009/08/24-25
Start: 20:00
End: 21:00
Comments: Some cloud.

Images

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