M 29 (NGC 6913, Lund 952) Open Cluster in Cygnus

Located at: RA 20 hours 24 minutes 00 seconds, Dec +38 degrees 30 minutes 06 seconds

Size: 6.0' (10') Magnitude: 6.6 Class: II 3 m n

North is up

West to the right

Telescope:

 8" f5 Newtonian reflector

Camera:

 ST-8XME, self-guided, binned 1x1, temp -15c, camera control MaxIm DL 4.56

Image:

Red (Hoya 25A) filter, 250 minutes (25 x 10 minute subs), 10/20/2006

Processing:

CCDStack 1.1, Photoshop 7.0

Location:

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

Notes:

This images replaces the 100 minute (20 x 5 min subs) unfiltered image of October 2005.

According to "Star Clusters", by Brent Archinal and Steven Hynes, the size of this open cluster is 10 arc minutes.

From the NGC / IC Project:

Contemporary Visual Observation(s) for NGC 6913

NGC 6913 = M29 = Cr 422
20 23 57 +38 30.5
V = 6.6;  Size 7

13.1": M29 consists of two dozen stars mag 8 and fainter in a fairly small 
trapezoidal outline well detached in the field.  The six brightest mag 8 stars 
form two curving rows on the SW and NE ends.  Appears loose with no dense spots 
and seems fully resolved.

- by Steve Gottlieb