Berkeley 72 (Lund 198, C0547+221) Open Cluster in Orion

Located at: RA 05 hours 50 minutes 12 seconds, Dec +22 degrees 15 minutes 00 seconds

Size: 5.0' (2.0') Magnitude: -- Class: II 1 p

North is up

West to the Right

Telescope:

 8" f5 Newtonian reflector

Camera:

  ST-8XME, self-guided, binned 1x1, temp -20c, camera control MaxIm DL 4.56

Image:

Lumicon Red filter, 530 minutes (53 x 10 minute subs), 01/30/31 & 02/1/2009; seeing 2.9-3.6 FWHM per CCDStack

Processing:

CCDStack 1.5.1, Photoshop 7.0

Location:

 Rolling Roof Observatory, Thousand Oaks, CA 91360 (+34d 13m 29s -118h 52m 20s)

Notes:

According to "Star Cluster", by Brent Archinal and Steven Hynes, the size of this open cluster is 2.0 arc minutes