Sh2-239 (LBN 821) and LDN 1551 Bright Nebula and Dark Nebula in Taurus

Located at: RA 04 hours 31 minutes 21 seconds, Dec +18 degrees 07 minutes 00 seconds

Size: 5.3' x 2.5' and ~3.0' Magnitude: -- and -- Class: Emission (Sharpless) 3 2 2 and 6 Ir

North is up

West to the right

Telescope:

 8" f5 Newtonian reflector

Camera:

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

Image:

Lumicon Red filter, 700 minutes (70 x 10 minute subs), 02/14/18/19/2009; seeing 2.5-4.1 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:

 The bright nebula Sh2-239 is about 9 minutes SSW from the center of Dark Nebula LDN 1551. See here for a 14.5" f5 Kodak Tech Pan 2415 film image. See the 14.5" ccd version.