B 161 (LDN 1103) Dark Nebula in Cepheus

Located at: RA 21 hours 40 minutes 25 seconds, Dec +57 degrees 48 minutes 03 seconds

Size: ~3.0' Magnitude: -- Class: 6 Co G

North is up

West to the right

Telescope:

 8" f5 Newtonian reflector

Camera:

 ST-8XME, self-guided, binned 1x1, temp -10c & -15c, camera control MaxIm DL 4.56

Image:

Lumicon Red filter, 800 minutes (80 x 10 minute subs), 08/22/23/24/25/26/2011; seeing 2.5-3.5 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: Another of the catalogued dark nebulae clustering on and around IC 1396.

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

161
α(2000)21h 40m 22s, δ(2000) +57 49
Galactic Coordinates 100,+4
 Small, black spot. This is one of the comet-shaped objects. The head is very sharp and black, 3' across. This extends north for some 3', then widens out into a less dense tail about 13' long.