Herschel 47 and Caldwell 16

Date: 1 August 2022

Altitude: 62 - 68 degrees

Angular Size: 01° 00' x 0° 45'

Orientation: North up; East left

Pixel scale: 1.30" per pixel

Total exposure time: 60 minutes

B filter: 33 x 44 seconds

V filter: 33 x 36 seconds

R filter: 33 x 30 seconds

Herschel 47 is also known as Caldwell 16 and NGC 7243.

Open cluster: classification IV2p

Constellation: Lacerta

Diameter: 22 light years

Age: 114 million years

Distance: 2,600 light years

Notes

The open cluster was discovered by William Herschel in 1788.