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About this observation
Observer
Peter Tickner
Time of observation
15/01/2020 - 00:58
Object
M81 and M82
Observing location
Urban Berkshire
Equipment
ZWO ASI071 MC Pro CMOS camera
Riccardi 0.75 reducer
TS 130mm triplet APO refractor
EQ6 Mount
Autoguided off-axis with ZWO ASI120MM
Exposure
13x300seconds at unity gain
Tags

Early experiment using a new colour CMOS camera with my 130mm triplet APO refractor to see how it fared on two well-known galaxies.  Despite only using an IR Cut filter there is evidence of the active H Alpha region around the central area of M82.

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