Terminator

old pic, new processing skills.

 

From Eratosthenes at the bottom along the Apennine mountains with Archimedes half way up. Some nice rilles close to Archimedes.

 

Celestron Nexstar 8SE (equivalent to 2000 mm focal length and f/10).

Red 2c filter

Point Grey Research Grasshopper 3 CCD camera

Ioptron ZEQ25GT polar aligned equatorial mount.

 

Best 7% stack of 1500 frames in AutoStakkert!2

FireCapture 2.4 settings

 

Gain: 234

Exposure: 27.34 ms

Gamma: 1536

Done