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Astrophotography from Ursa Major Observatory @ ROSA

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“Alkor” Lacerta N25010c Newtonian, f/D = 4 SX Trius 694, Baader LRGB filter
10micron GM2000 HPS II, unguided
Ha+[NII] 51x20 min / [OIII] 46x20 min / L 21x10 min / RGB 16x10 min per filter
43 h 50 min
data acquired remotely using CCD Commander
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LBV P Cygni in Cygnus
star
Cygnus
2017-06-07+10+12+15 2017-07-05+06+18+19+21+27+28
~ 6 000 - 7 000 ly
P Cygni is a luminous blue variable (LBV) supergiant. The nebulosity around the star was discovered in 2006. The nebula is a remnant of an eruption a few thousand years ago
4.8 mag for P Cygni
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