Messier 97 in Ursa Major
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2016-03-14+16+18 + 2016-04-10+11+20
Gahberg observatory, Upper Austria
ASA DDM 60pro
Luminance 41x5 min,
19 h 10 min
Planetary nebula
3.2’
12.0 mag
Ursa Major
2 000 ly
RGB 31x5 min each channel
Telscope & Camera:
- Luminance: Lacerta 10” f/4 Newtonian + Sbig ST2000XM - RGB: 5” f/5 Newtonian + Atik 16HR, Baader RGB Luminance + RGB captured simultaneosly
Ha+[NII] 16x15 min, [OIII] 16x15 min,
Messier 97 is about 8000 years old. He received the nickname "Owl Nebula" because of his round shape and the two "eyes".