to 7/31/2008 Chino Valley... with CCDAutoPilot3
SII 150 min. (10 x 15 min. bin
360 min. (24 x 15 min. bin 1x1)
OIII 180 min. (12 x 15 min. bin 2x2)
for the luminance
SII,Ha & OIII are mapped
to RGB respectively
CCDStack, Photoshop CS w/ the Fits Liberator plugin and Noel Carboni's actions.
CCDStack to calibrate, register,
normalize, data reject & combine.
non-linear stretching and the color combine.
North is to the
The Elephant's Trunk
Nebula is an elongated dark globule within the emission nebula IC
1396 in the constellation of Cepheus. Located at a distance of 2,450
light-years, the globule is a condensation of dense gas that is
barely surviving the strong ionizing radiation from a nearby massive
star. The globule is being compressed by the surrounding ionized