Object name: C/2009 P1 Garradd   Optics:   Planewave 12.5" CDK
  Objekt type: Comet   Focal lenght:   2541 mm
  Constellation: Hercules (Oct 2011)   Camera:   FLI ML 16803-65
  Location / Date: Remseck / 01.Oct.2011   Exposure:   2 x 300 sec red / 2 x 300 sec green / 2 x 300 sec blue
  Distance: approx. 1.3 AE   Filters:   Baader RGB
  Apparent dimensions: approx. 13' x 9'   Mount:   10micron GM2000 HPS
  Real dimensions: -   Autoguiding:   none
  Brightness: approx. 7.0 m   Software:   MaxIm DL / Registar / Photoshop CS3
  Position (R.A. / DEC): 02h 51' 36.24" / +60° 26' 53.9"   Image processing:   classical RGB
 
 


E
xplanation:

Comet C/2009 P1 Garradd appears approx. 13' x 9'
In October it moves through the constellation Hercules.

In the image shown above stars have been separated from the
comet's core to avoid star trails.