Cookie consent

AstroBin saves small pieces of text information (cookies) on your device in order to deliver better content and for statistical purposes. You can disable the usage of cookies by changing the settings of your browser. By browsing AstroBin without changing the browser settings, you grant us permission to store that information on your device.

I agree
Contains:  Great Cluster in Hercules, Hercules globular cluster, IC4617, M 13, M13, NGC 6205, NGC 6207, NGC6207
Getting plate-solving status, please wait...
M13 from a blue sky, 


Powered byPixInsight

M13 from a blue sky

Technical card

Imaging telescopes or lenses:Skywatcher Explorer 200PDS

Imaging cameras:QHYCCD QHY9M

Mounts:Skywatcher NEQ6 PRO Synscan

Guiding telescopes or lenses:Skywatcher 9x50 finderscope

Guiding cameras:QHYCCD QHY5L-IIc

Focal reducers:Baader MPCC Mk III


Filters:Baader Blue 2"Baader Red 2"Baader Green 2"Baader L 2''

Accessory:QHYCCD QHY 2" Filter wheelSeletek Armadillo

Dates:May 3, 2016

Baader Blue 2": 15x60" -20C bin 1x1
Baader Green 2": 15x60" -20C bin 1x1
Baader L 2'': 71x60" -20C bin 1x1
Baader Red 2": 15x60" -20C bin 1x1

Integration: 1.9 hours

Flats: ~10

Bias: ~100

Avg. Moon age: 25.71 days

Avg. Moon phase: 15.64% job: 1063442

RA center: 16h 41' 40"

DEC center: +36° 27' 3"

Pixel scale: 1.105 arcsec/pixel

Orientation: -19.149 degrees

Field radius: 0.628 degrees

Resolution: 3276x2456

Locations: Puolivälinkangas - Oulu, Oulu, Finland

Data source: Backyard


Once more unto the breach. The sky doesn't really darken anymore, astronomic twilight is a past thing and visual magnitude limit is at 3 or so. But what the hell, I shot some globulars.



License: None (All rights reserved)

Sky plot

Sky plot


M13 from a blue sky,