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Contains:  M 3, NGC 5272
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M3, 



    
        

            xordi
M3
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M3

Technical card

Imaging telescopes or lenses:EdgeHD 8

Imaging cameras:ASI294MC Pro

Mounts:SkyWatcher EQ5 Goto

Focal reducers:Celestron Focal Reducer x0.7

Software:Incanus APT Astro Photography ToolPixinsight 1.8PHD2

Filters:IDAS LPS D1


Dates:April 14, 2018

Frames:IDAS LPS D1: 740x20" (gain: 200.00) bin 2x2

Integration: 4.1 hours

Avg. Moon age: 27.91 days

Avg. Moon phase: 2.96%

Mean SQM: 18.20


Basic astrometry details

Astrometry.net job: 3505759

RA center: 13h 42' 11"

DEC center: +28° 22' 44"

Pixel scale: 0.937 arcsec/pixel

Orientation: 4.071 degrees

Field radius: 0.451 degrees


Resolution: 2703x2169

Locations: Home Terrace, Budapest, Hungary

Data source: Backyard

Description

Taken from the city center under very bad conditions SQM 18-18,40. I was experimenting with short exposures w/o guiding. Finally the result is better than I expected, but of course it can be never perfect from this area.

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xordi
xordi
License: Attribution-NonCommercial-ShareAlike Creative Commons
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M3, 



    
        

            xordi