NGC 7243 (Caldwell 16)   HOME INDEX BACK NEXT
 

Open Cluster in Lacerta

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Star-hop chart

NGC 7243 is a large and sprawling open cluster of about 70 stars. The stars seem to collect in several groups, giving the cluster a disorganized appearance. It is situated in a section of the Milky Way in the small constellation Lacerta, the lizard. In the center of the cluster is a double star, Struve 2890, two matching blue-white stars of 9th magnitude.

Magnitude 6.4
Apparent Size 21'
Distance (light yrs) 2,600
Right Ascension 22:15.3
Declination +49 53
Field of View 29' x 22'

Image details:  Exposure times of 36 minutes each of luminance, red, green, and blue, taken with an SBIG ST-8300M camera through a 14" Meade LX850 telescope at f/6.

November 2020