NLC 2009-07-28/29
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: 2009-07-28/29
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.

