M101 - NGC5457
in Ursa Major
Optic |
Officina Stellare RC360AS + Reducer f/6
(f=2160mm)
|
Mount |
Losmandy HGM Titan |
Camera |
SBIG ST-10XE + CFW10 + AO8 |
Exposure time |
3h 40min LRGB: L: 10x10min, RGB 2xbinned each 4x10min |
Processing |
PixInsight 1.7
|
Date / Time |
25th May 2011
|
Location |
Bucklige Welt / Niederoesterreich
|
Notes |
chip temp. -20°C
|
Some interessting background galaxies compared to Hubble image
astrophotos © by manfred schwarz