--- Canopus56 <canopus56@yahoo.com> wrote: <snip all> My photographs of the aurora display on 5/15/2005 came back. Pictures were taken at between 07:00 and 09:00 UTC, 5/15/2005 ( 01:00-03:00 AM MDT, 5/15/2005 ) looking from azimuth 0°N to 70°E from N 40.8 Lat. Times are by UTC hour segment unless otherwise noted. The field-of-view in each image is approx. 30° by 15°. Best shots are: 07 UTC - Skyglow spot #1 off northern horizon at azimuth ~E 00° altitude ~ N 20° (143kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07 UTC - Skyglow spot #2 off northern horizon at azimuth ~E 20° altitude ~ N 20° (160kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07 UTC - Homogenous diffuse proto-arc off northern horizon at azimuth ~E 00° (176kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07 UTC - Skyglow spot #3 at altitude ~N 40-60° (309kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07 UTC - Skyglow spot #4 at altitude ~N 40-60° (416kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07 UTC - Skyglow spot #5 at altitude ~N 40-60° - Vega in Lyra (335kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 07:40 UTC - Diffuse glow at northern horizon intensifies at azimuth ~E 15° - Ursa Minor in upper left quadrant (67kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 08:30 UTC - Proto-rayed arc #1 at azimuth ~E 20° (157kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 08:40 UTC - Proto-rayed arc #2 at azimuth ~E 20° (166kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 08:40 UTC - Proto-rayed arc #3 at azimuth ~E 60° (149kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 08:40 UTC - Flame\Rayed arc #4 at azimuth ~E 90° (163kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... 08:40 UTC - Proto-rayed arc #5 at azimuth ~W 20° with hint of Type D red streaking at west edge (image-left) (121kb) http://members.csolutions.net/fisherka/astronote/observed/CME200505/20050515... Exposures made with 1600 ASA film, Pentax MV camera, 30-50 seconds. Reciprocity failure rebalanced with MS-Photoshop. Plate scale can be judged from file 010RP.JPG, above, which shows Vega and the constellation Lyra. Final observing report is at: http://members.csolutions.net/fisherka/astronote/observed/CME200505/CME20050... Enjoy - Canopus56 Discover Yahoo! Have fun online with music videos, cool games, IM and more. Check it out! http://discover.yahoo.com/online.html