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Helix Nebula

helix_09032005_v1_present.jpg

(Click to enlarge)
This image © Copyright 2018, Michael Fulbright

This object is low for me and I have about a 2 hour window to shoot it before it disappears behind the trees in the backyard.


Date: 9/03/2005
Telescope: TEC 140 APO + 0.75 Astro-Physics focal reducer (750mm)
Mount: Mountain Instruments MI-250
Camera: Starlight Xpress SXV-H9
Exposure: L: 40 minutes (20x2 minutes) unbinned; R: 10 minutes (10x1 minute) G: 15 minutes (15x1 minute) B: 19 minutes (19x1 minute) binned 2x2