Celestial hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's nebulae  ·  M 81  ·  M 82  ·  NGC 3031  ·  NGC 3034
M81 & M82 - Bode's & Cigar Galaxies, Derryk
M81 & M82 - Bode's & Cigar Galaxies
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M81 & M82 - Bode's & Cigar Galaxies

M81 & M82 - Bode's & Cigar Galaxies, Derryk
M81 & M82 - Bode's & Cigar Galaxies
Powered byPixInsight

M81 & M82 - Bode's & Cigar Galaxies

Equipment

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Acquisition details

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Description

This 2-panel mosaic contains M81 (NGC3031) Bode’s Galaxy and M82 (NGC3034) the Cigar Galaxy. They are both located in the constellation Ursa Major about 12 million light-years away. M81 is a spiral galaxy and M82 is a starburst galaxy



Taken over multiple nights from October 2017 to February 2018 from Campbell, CA, USA. Sky: 18.80 mag/arcsec^2



Total integration: 109 hours 10 mins (6550 mins)



Details, Equipment, & Software:

Telescope: Astro-Tech AT10RCT (FL2000mm f/8)

Camera: SBIG STF-8300m (-10°C)

Filter: Astrodon 36mm LRGB & Hα 5nm

Guide: OAG-8300 with QHY5III174

Focuser: Moonlite CSL w/ high res stepper motor

Mount: Astro-Physics AP1100GTO

Capture: Sequence Generator Pro

Frame 1:

Astrodon L: 146x300s

Astrodon R: 72x300s

Astrodon G: 81x300s

Astrodon B: 74x300s

Astrodon Hα: 96x900s

Frame 2:

Astrodon L: 142x300s

Astrodon R: 74x300s

Astrodon G: 74x300s

Astrodon B: 74x300s

Astrodon Hα: 95x900s

Stacking/Final Processing: Pixinsight

Comments

Sky plot

Sky plot

Histogram

M81 & M82 - Bode's & Cigar Galaxies, Derryk

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Messier Objects