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Contains:  NGC 2438, M 46, NGC 2437
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M 46 Open Cluster with Nebula, 


M 46 Open Cluster with Nebula

M 46 Open Cluster with Nebula

Technical card

Resolution: 800x550

Dates:March 21, 2013

13x60" ISO1600
8x70" ISO3200

Integration: 0.4 hours

Avg. Moon age: 8.98 days

Avg. Moon phase: 66.62%

Bortle Dark-Sky Scale: 5.00 job: 104764

RA center: 115.421 degrees

DEC center: -14.812 degrees

Pixel scale: 4.204 arcsec/pixel

Orientation: -168.571 degrees

Field radius: 0.567 degrees


M 46 ( also known as NGC 2437) is an Open Cluster located in the constellation Puppis. It also has a planetary nebula NGC 2438 in the image which is actually in the foreground object and not part of the open cluster. M 46 iis described as "very bright,very rich and very large" and located about 5,500 light year away from earth. It is almost circular in shape and contains over 500 member stars. It was discovered by Charles Messier in 1771.



License: None (All rights reserved)

Sky plot

Sky plot


M 46 Open Cluster with Nebula,