NLC 2009-08-21/22
From chi and h
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: 2009-08-21/22
UT forms bright height azimuth comments
ness top bot left rght e.g. weather
----- ----- ------ --- --- ---- ---- --------------------------------
20:00 X cloud
20:15 X cloud
20:30 X cloud
20:45 X cloud
21:00 X cloud
21:15 X cloud
21:30 X cloud to h 20 with patches higher
21:45 X cloud to h 10, on left to h 35
02:45 0 thin cloud low on horizon
03:00 0 thin cloud low on horizon, few patches all over field
03:15 0 cloud low on horizon, few patches higher
03:30 X cloud on right to h 15
03:45 X patchy cloud
04:00 0 cloud low on horizon
04:15 0 cloud low on horizon
04:30 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: 2009/08/21-22 Start: 02:45 End: 04:30 Comments: From 03:30 to 03:45 cloudy.
Images
No NLC has been observed, hence no images are made available here.
