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Contains:  NGC 5477, NGC 5473, M 101, NGC 5457
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M101, 





    
        

            Kharan
M101

M101

Technical card

Imaging telescope or lens:Skywatcher Explorer 200PDS

Imaging camera:Nikon D810A

Mount:Skywatcher NEQ6 PRO Synscan

Guiding telescope or lens:Skywatcher 9x50 finderscope

Guiding camera:QHYCCD QHY5L-IIc

Focal reducer:Baader MPCC Mk III

Software:PixinsightPhotoshop

Accessory:Seletek Armadillo

Resolution: 6116x3968

Dates:March 26, 2018

Frames: 68x300" ISO640 bin 1x1

Integration: 5.7 hours

Flats: ~10

Bias: ~40

Avg. Moon age: 9.38 days

Avg. Moon phase: 70.60%

Astrometry.net job: 1993468

RA center: 210.810 degrees

DEC center: 54.390 degrees

Pixel scale: 0.995 arcsec/pixel

Orientation: 170.905 degrees

Field radius: 1.007 degrees

Locations: Puolivälinkangas - Oulu, Oulu, Finland

Description

The D810A can produce passable images but I'm getting the feel it's not really comparable to even my midrange CCD.

Comments

Author

Kharan
Kharan
License: None (All rights reserved)
780
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M101, 





    
        

            Kharan