Hemisphere:  Northern  ·  Constellation: Cancer (Cnc)  ·  Contains:  Beehive  ·  M 44  ·  NGC 2632  ·  Praesepe Cluster
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M44 - Beehive cluster, 



    
        

            Victor Van Puyenbroeck
M44 - Beehive cluster
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M44 - Beehive cluster

Technical card

Imaging telescopes or lenses: Teleskop-Service ONTC 8" f/4 Newton

Imaging cameras: ZWO ASI1600MM-Cool

Mounts: Sky-Watcher EQ6-R Pro

Guiding telescopes or lenses: Teleskop-Service ONTC 8" f/4 Newton

Guiding cameras: ZWO ASI120MM

Focal reducers: TS-Optics Coma Corrector GPU

Software: PHD2  ·  PixInsight  ·  EQASCOM  ·  Seqence Generator Pro

Accessory: ZWO Off Axis Guider  ·  ZWO EFW 8x31mm


Dates:March 31, 2020

Frames:
Astrodon Blue Tru-Balance E-Series Gen 2: 6x300" (gain: 74.00) -15C bin 1x1
Astrodon Green Tru-Balance E-Series Gen 2: 6x300" (gain: 74.00) -15C bin 1x1
Astrodon Red Tru-Balance E-Series Gen 2: 6x300" (gain: 74.00) -15C bin 1x1

Integration: 1.5 hours

Avg. Moon age: 6.48 days

Avg. Moon phase: 40.50%

Bortle Dark-Sky Scale: 7.00


Basic astrometry details

Astrometry.net job: 3375897

RA center: 8h 40' 12"

DEC center: +19° 41' 38"

Pixel scale: 0.976 arcsec/pixel

Orientation: 91.293 degrees

Field radius: 0.597 degrees


Resolution: 3840x2160

Data source: Backyard

Description

I've observed this cluster through a 16" dob on my trip to Flagstaff, AZ in 2019. Pictures cannot describe the beauty of the view though the eyepiece :)

This was a star test after adjusting the orthogonality of the spider vanes on my new ONTC.

Cropped to 4K wallpaper size.

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