Observation by Simon Paul Davis: M81 and M82

Uploaded by

Simon Paul Davis

Observer

Simon Paul Davis

Observed

2025 Mar 31 - 22:30

Uploaded

2025 Apr 10 - 10:24

Objects

M81
M82

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Constellation

Ursa Major

Field centre

RA: 09^h55^m
Dec: +69°16'
Position angle: -103°02'

Field size

1°07' × 0°45'

Equipment

Sharpstar HNT15028 150mm Newtonian
ASI1600MM Pro
OAG with ASI2900MM
LRGBHa filters

Exposure

40 x 240 Seconds Guided (LRGB) 40 x 120 Seconds Ha

Location

Hampshire

Target name

M81

Title

M81 and M82

About this image

A total of 11 hours exposure in LRGBHa across 3 night (31 March - 1 April) has teased out some nice detail. The Ha add both to the spirals on M81 and the starburst of M82.

Files associated with this observation

M81_LRGBHa_finalclose.jpg (1.8 MB)

Like this image

Callum Potter, Grant Privett, Dominic Ford, Paul Whitmarsh

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