Monday, February 20th, 2017

Crescent Nebula

Crescent Nebula

This is a conventional Luminance + Red/Green/Blue image, except that a narrow-band Hydrogen-Alpha image was substituted for the usual visible light luminance image. All images were taken using the LB-0003 LightBuckets observatory in Rodeo, New Mexico. Notes for the following images provide some details of the equipment used.

Crescent Nebula/images/NGC6888-Zone-6-1024.jpg

Observatory LB-0001 at Rodeo, NM, Elevation 1256m; Exposures: Luminance 75min, Hydrogen-Alpha 120m on 8/14/2010 and 9/16/2010. Telescope: RC Optical Systems Carbon Truss Ritchey-Chr�tien, Aperture 609mm, Focal Length 4876mm f/8.0. Camera CCD: Apogee Model Alta U42.

Crescent Nebula/images/N6888-LRGB04-700.jpg

Observatory LB-0003 at Rodeo, NM, Elevation 1256m; Exposures: Luminance 45min, RGB 60m each on 10/28/2010. Telescope: RC Optical Systems Carbon Truss Ritchey-Chr�tien, Aperture 368mm, Focal Length 3357mm f/9.0. Camera CCD: Apogee Model Alta U16M.