M81 & M82 - Bode's Galaxy & The Cigar Galaxy

Posted: Apr 7th, 2025

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Technical Info

Telescope/Lens: SharpStar 61EDPH II + 0.8x reducer

Camera: ZWO ASI533MM Pro

Mount: Umi 17 Lite

Guide Scope: OAG

Guide Camera: ZWO ASI 120mm

Software: N.I.N.A., Siril, GraXpert, Adobe Photoshop, Seti Astro suite

Accessories: Mele mini PC, ZWO EFW, ZWO EAF

Exposure:

24 x 180" ISO/Gain: 100 - L

153 x 120" ISO/Gain: 100 - L

24 x 180" ISO/Gain: 100 - R

49 x 120" ISO/Gain: 100 - R

27 x 180" ISO/Gain: 100 - G

45 x 120" ISO/Gain: 100 - G

24 x 180" ISO/Gain: 100 - B

42 x 120" ISO/Gain: 100 - B

42 x 300" ISO/Gain: 100 - Ha

Yellow, Bortle 5 zone:

Lipeck, Russia

Apr 3rd, 2025

18 h 5 m

822

8

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Resolution: 2948x2948 px

Scale: 39413 KB

66

Stretched the dust by applying a different approach to luminance data overlay.

Updated

M81 & M82 - Bode's Galaxy & The Cigar Galaxy

23 Jun, 2025

14 h 35 m

Removed hydrogen data from the stack. Stretched in Siril using the GHS tool with the Human weighted luminance method, which gave the galaxies a more interesting…

M81 & M82 - Bode's Galaxy & The Cigar Galaxy

29 Apr, 2025

18 h 5 m

HaLRGB : L - 6h 18min R - 2h 50min G - 2h 51min B - 2h 36min Ha - 3h 30min Sum = 18h 5min

M81 & M82 - Bode's Galaxy & The Cigar Galaxy

9 Apr, 2025

0

HaLRGB : L - 6h 18min R - 2h 50min G - 2h 51min B - 2h 36min Ha - 3h 30min Sum = 18h 5min

Current photo

M81 & M82 - Bode's Galaxy & The Cigar Galaxy

7 Apr, 2025

18 h 5 m

Stretched the dust by applying a different approach to luminance data overlay.

M81 & M82 - Bode's Galaxy & The Cigar Galaxy

6 Apr, 2025

18 h 5 m

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