Elephant’s Trunk, vdB142 in Narrowband

Elephant’s Trunk, vdB142 in Narrowband

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Description

Published – Sky and Telescope, Apogee Ad, Feb 2010 pg 3
The Elephant’s Trunk, vdB142, lies within the large IC 1396 emission complex. This image was taken with 5 nm Astrodon H-a and SII filters, 3 nm OIII filter and E-Series Generation 2 Tru-Balance RGB filters for star colors. The image is ~35 arcmin square.

Image Date: 06/26/2008
Details: Exposure Time: Total 10.5 hrs: 4 hrs H-a, 3 hrs OIII and SII, 36 min RGB
Camera: Apogee  U9000
Telescope: RC Optical  16" f/8.9 Ritchey-Chretien
Mount: Software Bisque  Paramount ME

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