Click on Image for Full Size

 

Object: NGC 4631 Barred Spiral Galaxy - Constellation Canes Venatici

Object: NGC 4656/4657 Highly Warped Barred Spiral Galaxy

Distance: 30 Million light years

Date Imaged:  Mar 14, through April 5, 2016

Date Image Processed: Initial Dec 2017, Final July / August 2019

Telescope: Takahashi TSA 102 with Field Flattener, Takometer Rotator, FLI PDF Focuser

Focal Length: 800mm

Camera: STT 8300M, FW8G-STT, Operating at -25 deg C sensor temperature

Resolution: 1.39 arc-seconds / pixel

Exposures: 32.8 hours total duration

58 Luminance - 10 Minute Images binned 1x1

66 Red - 10 Minute Images binned 1x1

25 Green - 10 Minute Images binned 1x1

48 Blue - 10 Minute Images binned 1x1