King 18 (Lund 1023, C 2250+580) Open Cluster in Cepheus

Located at: RA 22 hours 52 minutes 09 seconds, Dec +58 degrees 18 minutes 11 seconds

Size: 4.0' (5.0') Magnitude: -- Class: II 2 p

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:

Lumicon Red filter, 420 minutes (42 x 10 minute subs), 09/27/29/2011; seeing 2.2-3.3 FWHM per CCDStack

Processing:

CCDStack 2.24.4110.20701, Photoshop CS 5.1

Location:

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

Notes:

According to "Star Clusters", by Brent Archinal and Steven Hynes, the size of this open cluster is 5.0 arc minutes