Carolines Rose-NGC 7789

A late 18th century deep sky discovery of astronomer Caroline Herschel, sister of the better known William Hershell, with many discoveries of her own inclusing several comets and this open star cluster.

 

Equipment

 

Imaging Telescopes Or Lenses

Celestron EdgeHD 8" · Meade Starfinder 8

Imaging Cameras

QHYCCD QHY163C · QHYCCD QHY163M

Mounts

Losmandy GM8 / GM8G · Vixen GPDX

Accessories

Baader 2" MPCC Mark III Newton Coma Corrector (2458400A) · Celestron 0.7X Reducer EdgeHD800 (94242)

Software

Adobe Photoshop · Aries Productions Astro Pixel Processor (APP) · Open PHD Guiding project PHD2

Guiding Telescopes Or Lenses

SVBony SV106 60mm Guide Scope

Guiding Cameras

ZWO ASI120MM

 

Acquisition details

 

Dates:

July 10, 2020 · July 14, 2022

Frames:

307x30" (2h 33' 30")

253x60" (4h 13') -10°C

Integration:

6h 46' 30"

Darks:

100

Bias:

100

Avg. Moon age:

17.77 days

Avg. Moon phase:

86.00%

 

Basic astrometry details

 

Astrometry.net job: 6001279

 

RA center: 23h57m23s.5

 

DEC center: +56°44′49″

 

Pixel scale: 0.500 arcsec/pixel

 

Orientation: 189.353 degrees

 

Field radius: 0.402 degrees

Find images in the same area

 

Resolution: 4516x3635

 

File size: 20.9 MB

 

Data source: Backyard

Done