Messier 93

Open Cluster NGC 2447

Constellation:Puppis
Magnitude: +6.2
Apparent size:10 arc min
Diameter:9.8 light years.
Distance:3,400 light years.

Against the starry background of the Milky Way, M93 is a pretty open cluster located about 3,400 light years away, containing about 80 stars of varying magnitudes of +8 and fainter. It includes three red giant stars.

It has an estimated age of 387 million years.

Feature image date:2021-01-23
Exposure:235.6 sec x 7 = 27.5 minutes
Field of View:1.57° x 1.04°, up is 241° E of N

Location of M93

Astrometry.net


Telescope Details

SkyWatcher Esprit 120 mm apochromatic 3-element refractor; 840 mm f/l @ f/7.
Field flattener; ZWO Duo-band Hα (656nm) and OIII (500nm) filter.
SkyWatcher EQ6-R Pro mount; ZWO ASI120 guide camera.
Imaging camera: ZWO ASI 071 MC Pro (CMOS 28.4mm 16 Mpx).
Software: EQMOD, PHD2, SharpCap, Gimp.
Observatory location: 34° South.

Images © Roger Powell

I’m a founder member of Macarthur Astronomical Society


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