M46, a 7th-magnitude open cluster located in Puppis.
Image Linkhttps://ocastronomers.org/wp-content/uploads/2019/01/m046.jpg
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Date / Time November 20, 1995 12:00 am
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Additional Information The planetary nebula NGC 2438 is faintly visible at the bottom edge of the image, to the right of center. 5 second exposure, at 04:33 UT on 20 November 1995.