Berkeley 67 (Lund 135, OCL-400) and Sh2-211 (LBN 717) Open Cluster and Bright Nebula in Perseus

Center of field at approximately: RA 04 hours 37 minutes 34 seconds, +50 degrees 49 minutes 47 seconds

Size: 7.0' (10') and 2.0' Magnitude: -- and -- Class: III 1 m and Emission (Sharpless) 3 2 3

North is up

West to the right

Telescope:

 8" f5 Newtonian reflector

Camera:

 ST-8XME, self-guided, binned 1x1, temp -15c & -20c & -25c, camera control MaxIm DL 4.56

Image:

Lumicon Red filter, 860 minutes (86 x 10 minute subs), 12/22/23/24/25/2011; seeing 2.2-3.5 FWHM per CCDStack

Processing:

CCDStack 2.53.4349.21251, Photoshop CS 5.1

Location:

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

Notes: The open cluster Berkeley 67 is just below center, and the bright nebula Sh2-211 is to the northwest (upper right) ... just above Berkeley 67 is the southern part of Barnard 20, about 60 minutes in size, and located at 04h 37m 06s, +50d 59m 00s.

According to "Star Clusters", by Brent Archinal and Steven Hynes, the size of Berkeley 67 is 10 arc minutes.

This description from the on-line Edward Emerson Barnard "A Photographic Atlas of Selected Regions of The Milky Way":

Dark Object
20
α (2000)
4h 37m 02s
δ (2000)
+50 59
Galactic Coordinates
155, 3
Description
In S part of larger, relatively vacant area nearly 1 in diam. This is the dark object mentioned by Espin in Monthly Notices, 58, 334, 1898. It is close north to a small group of faint stars and is 6' or 8' in diameter. In a somewhat larger vacant space. It is not so definite as B 15..