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Contains:  M 3, M3, NGC 5272, NGC5263
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Messier 3 - Globular Cluster in Canes Venatici, 


            Insight Observatory
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Messier 3 - Globular Cluster in Canes Venatici

Technical card

Dates:April 12, 2018

Baader Blue: 2x300" bin 2x2
Baader Green: 1x300" bin 2x2
Baader Luminance: 1x300" bin 1x1
Baader Red: 1x300" bin 2x2

Integration: 0.4 hours

Darks: ~1

Avg. Moon age: 25.95 days

Avg. Moon phase: 13.80%

Bortle Dark-Sky Scale: 1.00 job: 2010166

RA center: 13h 42' 31"

DEC center: +28° 22' 44"

Pixel scale: 4.824 arcsec/pixel

Orientation: 147.589 degrees

Field radius: 0.971 degrees

Resolution: 1024x1024

Locations: SkyPi Remote Observatory, Pie Town, New Mexico, United States

Data source: Own remote observatory

Remote source: Insight Observatory


Messier 3 (M3 or NGC 5272) is a globular cluster of stars in the northern constellation of Canes Venatici. It was discovered on May 3, 1764, and was the first Messier object to be discovered by Charles Messier himself.

Imaged on Insight Observatory's Astronomical Telescope for Educational Outreach (ATEO-1).



Insight Observatory
License: None (All rights reserved)

Sky plot

Sky plot


Messier 3 - Globular Cluster in Canes Venatici, 


            Insight Observatory