Aurorae and Noctilucent Clouds

• Aurorae
• Noctilucent Clouds

Aurora March 2012

Aurora, rayed arc with some folds. The green colour was obvious to the naked-eye, despite the full moon. Observed from off south-tip of Greenland at 10600m.

8th/9th, March 2012 at 03.17 UT. DSLR at ISO 3200, from a bumpy platform. 2 sec. exposure.

Great Aurora November 2003

Auroral Corona at the zenith 20th/21st, November 2003. Taken from near Kells, Co.Meath with a Nikon 4500 digital camera.

Aurora 2003 October 29/30

• Auroral Rays in Ursa Major at 23.33 UT.
• Auroral Red Rays in Aquila at 00.56 UT.
• Cutains: 25" at 22.05 UT.
• Rays in Auriga: 27" at 22.08 UT.
• Striations in Cancer: 25" at 00.06 UT.

All taken from Oristown near Kells, Co.Meath. First two images are 8 sec taken with a Nikon 4500 digital camera (at ISO 400). The last three are taken on Kodak Elite Chrome 200 slide film.

Alaska Aurora October 2000

The Polar Aurora on October 26-27, 2000 as seen from Chena Hot Springs, Alaska. 28mm focal-length wide angle lens. Taken on Kodak Elite Chrome 200 slide film. The temperature was below -20°C at the time.

Noctilucent Cloud June 2010

DSLR image (cropped) taken on 14^th June 2010 at 01:23 UT from Rush, Co.Dublin. Exposure of 8 seconds. ISO 400. Focal length 47mm.

Noctilucent Cloud July 2006

DSLR image taken on 14^th July 2006 at 22:51 UT from Rush, Co.Dublin. Exposure of 10 seconds.

Noctilucent Cloud July 1990

Taken on 18^th July 1990 at 03:15 UT from Barnasligan, Co.Dublin. Exposure of 30 seconds on Fujichrome 100 with a 50mm camera lens.