Object data
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Exposure data
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“Alkor” Lacerta N25010c Newtonian, f/D = 4 SX Trius 694, Baader LRGB filter
10micron GM2000 HPS II, unguided
L 55x10min / RGB 31x10min per filter
24 h 40 min
data acquired remotely using CCD Commander
NGC 7217 in Pegasus
Ring Galaxy, type (R)SA(r)ab
4’ x 3.4’ (6’ were measured in the picture)
11 mag
Pegasus
2018-09-04 + 07 + 08 + 09 + 10 + 11 + 13
52 Mio ly