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Contains:  NGC 4657, NGC 4656, NGC 4631, NGC 4627
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Whale(NGC4631) & Hockey Stick(NGC4656) Gx, 


            Detlef Möller
Whale(NGC4631) & Hockey Stick(NGC4656) Gx

Whale(NGC4631) & Hockey Stick(NGC4656) Gx

Technical card

Imaging telescope or lens:TS-Optics PHOTOLINE 102mm f/7 doublet lanthane

Imaging camera:Atik 460 EX C


Guiding telescope or lens:TS Optics Finder 80mm f/4

Guiding camera:ASTROLUMINA Alccd5 II

Focal reducer:TeleVue 0.8x Reducer/Flattener

Software:Nebulosity 3DSS

Resolution: 2621x2096

Dates:Feb. 26, 2019

Frames: 25x600"

Integration: 4.2 hours

Avg. Moon age: 22.15 days

Avg. Moon phase: 50.03% job: 2551508

RA center: 190.819 degrees

DEC center: 32.333 degrees

Pixel scale: 1.658 arcsec/pixel

Orientation: 0.583 degrees

Field radius: 0.773 degrees

Locations: Heimsternwarte 53.25.48 N , 11.55.48 O, Parchim, MV, Germany

Data source: Backyard



Detlef Möller
License: None (All rights reserved)

Sky plot

Sky plot


Whale(NGC4631) & Hockey Stick(NGC4656) Gx, 


            Detlef Möller