
NLC 2011-07-23/24
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 15 min Date: 2011-07-23/24 UT forms bright height azimuth comments ness top bot left rght e.g. weather ----- ----- ------ --- --- ---- ---- -------------------------------- 21:15 0 thin cloud to h 10 21:30 0 thin cloud to h 10 21:45 0 thin cloud to h 15 22:00 0 thin cloud to h 15 22:15 0 thin cloud to h 15 22:30 0 thin cloud to h 10 22:45 X thin cloud to h 10 23:00 X thin cloud to h 10 23:15 X thin cloud to h 10 23:30 X thin cloud to h 5 23:45 X thin cloud to h 5 00:00 X thin cloud to h 5 00:15 X thin cloud to h 5 00:30 X thin cloud to h 5 00:45 X thin cloud to h 5 01:00 X thin cloud to h 5 01:15 X thin cloud to h 5 01:30 X thin cloud to h 5 01:45 0 thin cloud to h 5 02:00 0 thin cloud to h 5 02:15 0 thin cloud to h 10 02:30 0 thin cloud to h 10 02:45 0 thin cloud to h 10 03:00 0 thin cloud to h 10 03:15 0 thin cloud to h 10 03:30 0 thin cloud 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.) brightness: 1: very weak 2: clearly detected 3: clearly visible 4: very bright 5: extremely bright
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: 2011/07/23-24 Start: 21:15 End: 22:30 Comments: Thin cloud to h 10 or 15 Name: Horst Meyerdierks Country: Scotland Location: Edinburgh Date: 2011/07/23-24 Start: 01:45 End: 03:30 Comments: Thin cloud to h 5 or 10
Images
No NLC has been observed, hence no images are made available here.