
NLC 2011-05-14/15
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: 2011-05-14/15 UT forms bright height azimuth comments ness top bot left rght e.g. weather ----- ----- ------ --- --- ---- ---- -------------------------------- 21:00 0 21:15 0 contrail (fake NLC) 21:30 0 21:45 0 fake NLC on left 22:00 0 likely fake NLC below centre 22:15 X widespread thin cirrus 22:30 X widespread thin cirrus 22:45 0 some cirrus 23:00 0 some cirrus 23:15 0 some cirrus 23:30 0 some cirrus 23:45 0 some cirrus 00:00 0 thin cirrus 00:15 X widespread cirrus 00:30 X widespread cirrus 00:45 X widespread cirrus 01:00 X widespread cirrus 01:15 X widespread cirrus 01:30 X widespread cirrus 01:45 X widespread cirrus 02:00 X 02:15 X 02:30 X 02:45 X 03:00 X 03:15 X 03:30 X 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: 2011/05/14-15 Start: 21:00 End: 00:00 Comments: some cirrus
Images
No NLC has been observed, hence no images are made available here.