Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)  ·  Contains:  Bode's Galaxy  ·  Cigar Galaxy  ·  M 81  ·  M 82  ·  NGC 2976  ·  NGC 3031  ·  NGC 3034  ·  NGC 3077
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M81 M82, 



    
        

            churmey
M81 M82
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M81 M82

Getting plate-solving status, please wait...
M81 M82, 



    
        

            churmey
M81 M82
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M81 M82

Technical card

Imaging telescopes or lenses: Skywatcher Esprit 100mm

Imaging cameras: ZWO ASI071MC Pro

Mounts: Ioptron CEM60EC

Guiding cameras: Starlight Express Lodestar X2

Focal reducers: Starizona Apex ED 0.65x L Reducer / Flattener

Filters: Optolong UV/IR 2" Filter

Accessory: Starizona Filter Slider


Dates:Jan. 15, 2021

Frames:Optolong UV/IR 2" Filter: 240x120" (8h) (gain: 111.00) -10C

Integration: 8h

Darks: 40

Flats: 40

Avg. Moon age: 2.38 days

Avg. Moon phase: 6.27%

Bortle Dark-Sky Scale: 6.00


Basic astrometry details

Astrometry.net job: 4679616

RA center: 9h 55' 7"

DEC center: +69° 3' 21"

Pixel scale: 5.976 arcsec/pixel

Orientation: 91.997 degrees

Field radius: 2.243 degrees


Resolution: 2250x1497

Data source: Backyard

Description

First light with SW Esprit 100 with Starizona Apex 0.65 / ASI071MC from earlier in the year.

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M81 M82, 



    
        

            churmey