Scale Model Builder September 19, 2026

Bishop Hobbies

Wood & Plastic Models, Astrophotography

NGC 7331

8/6/2023

NGC 7331, also known as Caldwell 30, is an unbarred spiral galaxy about 40 million light-years away in the constellation Pegasus. It was discovered by William Herschel in 1784. Wikipedia

Imaging Data:

Provo, Utah

Bortle 5 sky

Date:   8/4/2023

Image: NGC 7331

Size:=10.2’

Magnitude=9.5

Exposure= 180 seconds x 120 of which 57 were used for a total of 2h 51m

Binning = 1×1

Camera Temperature= 0 deg C

Camera Gain= 100

Filter= IDAS-NBZ Narrowband Filter

Camera: ASI2600MC PRO in Hyperstar IV configuration.

Telescope: Celestron 1100 Edge HD

Mount: 10Micron GM1000HPS

Processed with DSS, PI and PS