Image of the day 06/02/2017

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NGC4631

Contains: NGC 4631, NGC 4627

Technical card

Imaging telescope or lens: Skywatcher 250/1200

Imaging cameras: SBIG ST-10XMESBIG ST-2000XCM

Mount: SkyWatcher EQ6 belt-modded

Guiding telescope or lens: Skywatcher 250/1200

Guiding cameras: SBIG ST-10XMESBIG ST-2000XCM

Software: MaxIm DL 5Adobe Photoshop 2 CS

Resolution: 1416x1002

Dates: May 7, 2016May 27, 2017

Frames:
42x300" bin 1x1
9x720"

Integration: 5.3 hours

Darks: ~4

Flats: ~26

Avg. Moon age: 0.80 days

Avg. Moon phase: 1.10%

Bortle Dark-Sky Scale: 3.50

Mean SQM: 21.15

Astrometry.net job: 1593532

RA center: 190.521 degrees

DEC center: 32.543 degrees

Pixel scale: 1.170 arcsec/pixel

Orientation: -2.665 degrees

Field radius: 0.282 degrees

Comments

Author

Daniele Gasparri
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NGC4631, Daniele Gasparri