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Caldwell 72 (NGC 55) also known as the Whale galaxy is a galaxy located within the constellation Sculptor.
C72 is best viewed during Fall, is magnitude 7.9*, and can be viewed with binoculars. It is 32 x 6' in size. For reference, the full moon is 30' (arc minutes) in size.
Taken with the Slooh 17" Planewave and FLI PL16803 camrea 38 - 50 second Luminescence subs for a total of 32 minutes.
I might not always be right but I am never wrong, once I thought I was wrong, but I was mistaken...
Ferengi Rule of Acquisition #59 Free advice is seldom cheap
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Commander Spock
Canon DSLR's R7, R6II, 5D, 7D2, 90D 21 lenses incl. 100-400L mk ii, 70-200L mk iii f/2.8, RF600/11
Lunt LS50 DS, LS80 DS, Lunt 102ED, Stellarvue SV80 APO, Orion ST80, 127 MAK, Skywatcher Evostar 120ED, 102 MAK, Celestron 8" Edge HD, 102AZ
Skywatcher EQ6-R Pro
ZWO ASI071MC-cool, ASI174mm, ASI174mm-cool, ASI178MC-cool, ASI290 mini, ASI120MM-S, ASI120MC Revolution Player One mm (178 chip)
