Hemisphere:  Northern  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
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M81_82_IFN (Bode and Cigar galaxy), 


            Haakon Rasmussen
M81_82_IFN (Bode and Cigar galaxy)
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M81_82_IFN (Bode and Cigar galaxy)

Technical card

Imaging telescopes or lenses: GSO 8" F/4 Newton

Imaging cameras: ZWO ASI294mc Pro

Guiding telescopes or lenses: TS-Optics Mini 50mm Guide Scope

Guiding cameras: ZWO ASI120MM

Software: Incanus Ltd. APT - Astro Photography Tool  ·  Gimp 2.10  ·  DeepSkyStacker (DSS) 4.2.1  ·  StarTools 1.6.394

Filters: Optolong LeNhance 2''dual band  ·  Noname UV/IR Cut

Accessory: TS-Optics Maxfield Komakorrektor

Dates:March 14, 2020March 23, 2020

Optolong LeNhance 2''dual band: 61x600" (gain: 120.00) -15C bin 1x1
Noname UV/IR Cut: 202x300" (gain: 120.00) -15C bin 1x1

Integration: 27.0 hours

Darks: ~60

Flats: ~30

Flat darks: ~50

Avg. Moon age: 24.45 days

Avg. Moon phase: 35.58%

Bortle Dark-Sky Scale: 5.00

Basic astrometry details

Astrometry.net job: 3897629

RA center: 9h 55' 46"

DEC center: +69° 22' 4"

Pixel scale: 1.241 arcsec/pixel

Orientation: 266.629 degrees

Field radius: 0.812 degrees

Resolution: 3908x2631

Locations: Hofsternwarte, Heidesheim, Rheinland Pfalz, Germany

Data source: Backyard


The image was captured over 6 nights. 14.03, 17.03, 18.03, 22.03, 23.03 and 24.03.2020. It is a mix of 17 hours with "normal" light frames and 10 hours captured with a Ha and O3 Duo narrow band filter.



Haakon Rasmussen
License: None (All rights reserved)

Sky plot

Sky plot


M81_82_IFN (Bode and Cigar galaxy), 


            Haakon Rasmussen