Abell 1656

(fritz kleinhans)


  Abell 1656:
 
April 21-22, 2012; Casitas de Gila, NM

TEC 140 Refractor, AT-2FF field flattener, AP Mach 1 Mount, Canon-Hutech 400D @ ISO 800.
Slight cropping, full 1:1 resolution, 1.2 arsec/pixel

5 x 15 min subs = 75 min, 2 darks, 2 flats; limiting mag ~ 19-20

 

 

 

 

 

 

 

Abell 1656:

B&W negative of above image; with a little less cropping.

 

 

 

 

 

 

 

 

 

Abell 1656:  Guide 8 finder chart for brighter core galaxies.