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Contains:  Bode's nebulae, M 81, M 82, NGC 3031, NGC 3034
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Bodes Nebula and Cigar Galaxy (M81 and M82), 


            Gary Lopez
Bodes Nebula and Cigar Galaxy (M81 and M82)
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Bodes Nebula and Cigar Galaxy (M81 and M82)

Imaging telescopes or lenses: Orion 6" Ritchey-Chretien  ·  TS Optics 8" f/5 ONTC Newton

Imaging cameras: Canon 70D  ·  ZWO ASI1600MM Cooled PRO

Mounts: Orion Atlas EQ-G  ·  Orion Sirius EQ-G

Guiding telescopes or lenses: Orion 50mm Guide Scope with helical focusing

Guiding cameras: ZWO ASI120MM-S  ·  Lacerta M-Gen II Autoguider

Focal reducers: Sky-Watcher Quattro Coma Corrector

Software: Adobe Lightroom CC  ·  Backyard EOS 3.1.13  ·  Photoshop CC  ·  PHD2 PHD 2.6.2  ·  Main Sequence Software Sequence Generator Pro, v3.0  ·  Pleaides PixInsight Core 1.8

Filters: Astrodon G Gen 2 E-series 31mm  ·  Astrodon B Gen 2 E-series 31mm  ·  Astrodon L Gen 2 E-series 31mm  ·  Orion 2" Skyglow Filter  ·  Astrodon Ha 3nm-31mm

Dates:March 31, 2017March 13, 2019March 16, 2019

Orion 2" Skyglow Filter: 59x180" ISO1600
Astrodon B Gen 2 E-series 31mm: 49x60" (gain: 139.00) -15C bin 1x1
Astrodon G Gen 2 E-series 31mm: 47x60" (gain: 139.00) -15C bin 1x1
Astrodon Ha 3nm-31mm: 20x180" (gain: 139.00) -15C bin 1x1
Astrodon L Gen 2 E-series 31mm: 216x45" (gain: 139.00) -15C bin 1x1
Astrodon R Gen 2 E-series 31mm: 31x60" (gain: 139.00) -15C bin 1x1

Integration: 8.8 hours

Darks: ~30

Bias: ~50

Avg. Moon age: 6.60 days

Avg. Moon phase: 42.64%

Bortle Dark-Sky Scale: 4.00 job: 2589834

RA center: 9h 55' 39"

DEC center: +69° 20' 56"

Pixel scale: 0.781 arcsec/pixel

Orientation: 237.125 degrees

Field radius: 0.585 degrees

Resolution: 5376x3495

Data source: Backyard


The clouds cleared for a few hours last week and M81 and M82 were the best candidates to afford me maximum data collection time. I was not able to collect a large number of usable subs, but enough to get a start on this image.



Gary Lopez
License: None (All rights reserved)

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Bodes Nebula and Cigar Galaxy (M81 and M82), 


            Gary Lopez