Helena Observatory,   North Alton, NS

M51 and Supernova SN 2011dh

16-Jul-2024 02:54 ADT 16-Jul-2024 05:54 UTC

M51 and Supernova SN 2011dh, 6-Jun-2011

Scope: Orion 200mm Astrograph, f/4
Mount: HEQ5
Guiding: none
Imaging Camera: Pentax ISD-DL
ISO: 1600
Frames: 30 @ 58s
Total Exposure: 29m0s
Processing: DSS, Photoshop
Distance: 23 Mly
There was a lot of light in the sky, so a lot of background noise, but capturing a supernova was worth it.