photo sharing and upload picture albums photo forums search pictures popular photos photography help login
Alan Smallbone | all galleries >> Galleries >> Astrophotography > Trifid and Lagoon Nebulas
previous | next
July 8, 2005 Alan Smallbone

Trifid and Lagoon Nebulas

Lockwood Valley, CA

This shot covers M20 the Trifid Nebula, M21 a cluster and M8 the Lagoon Nebula, shot through an Orion 80mm ED with a 0.7x reducer and IDAS LPS filter. This image is composed of 13 x 5 minutes at ISO400 shots, with ampglow, highpixel darks, adaptive dark subtracted with flats and bias frames using ImagesPlus V2.75 Beta 2. Other processing included curve adjustments, additive color balance, Richardson-Lucy restoration, with resizing and text done in Photoshop. Mount was a Losmandy G-11 guided with a Borg 77mm achromat with a Meade LPI and Guidedog Software.

Modified Digital Rebel,Orion 80mm ED with 0.7x reducer

other sizes: small medium large original auto
comment | share