Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
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M81 & M 82 with IFN in LRGBHA, Jochem Maas
M81 & M 82 with IFN in LRGBHA
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M81 & M 82 with IFN in LRGBHA

Getting plate-solving status, please wait...
M81 & M 82 with IFN in LRGBHA, Jochem Maas
M81 & M 82 with IFN in LRGBHA
Powered byPixInsight

M81 & M 82 with IFN in LRGBHA

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Description

Here is my M 81 an M 82 taken over the last half year, always when its clear for a few hours.
It is my longest exposure project until now.

I hope you like it

L: 236 x 120 sec, gain 0
R: 104 x 120 sec, gain 0
G: 76 x 120 sec, gain 0
B: 115 x 120 sec, gain 0
Ha: 35 x 600 sec, gain 100

Comments are always welcome.

About this objects:
Messier 81 and Messier 82 are the brightest and most massive members of the cluster and, together with NGC 3077, are also true spatial neighbors that are in gravitational interaction with each other. They form the center of the galaxy cluster, which has a total mass of 1.6 x 10^12 solar masses.

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