M101_Basis

Messier 101 in Ursa Major

Object data

Object type:

Size:

Magnitude:

Constellation:

Distance:

Notes:

Exposure data

Date:

Location:

Telscope & Camera:

Mount:

Exposure time:

Exposure time total:

Notes:

HOME

Full resolution

- 2012-03-16 + 20 + 26 at the Gahberg observatory - 2011-03-30, 2011-04-02+10, 2011-05-05+25 in Nussbach / Upper Austria

Gahberg observatory and Nussbach / Upper Austria

- 6” Lichtenknecker Flatfieldcamera + Tak FSQ 106ED - Atik 16HR + Atik 314L+

galaxy

28.8’ x 26.9’

+7.5 mag

Ursa Major

27 Mio light years

Type SAB(rs)cd; Real size is about 170 000 light years in diameter;

Luminance 78x5 min + 41x10min + 12x6min RGB 14x5min + 7x10min each channel

Alt AD6 + Gemini G42 observatory

21h 40min

Co-operation with Herbert Walter - www.skypixels.at