A single 12 min. exposure at -10 deg. C. Gain 12%, Offset 100. TEC-140 (980mm, f/7) with the AP 27TVPH .75x reducer, yielding 760mm, f/5.4; Q285-M monochrome camera, Baader uv/ir filter. No darks, no bias frames and no flat frames applied. All processing in IP using IP 3.75 beta 2.

20090228_M65-M66_001-ddp.fit