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NGC 6543; Cat's Eye Nebula; w/ NGC 6552 & IC 4677

The following astronomical image was taken by a user of GoldAstro.com products and presented here by permission.  Copyrights may apply.  Please contact the credited imager to inquire about permission for use and/or availability of larger images.

NGC 6543

(2000 x 1500 pixels) or Zoom with Ctrl+ and Ctrl-
Object(s): NGC 6543; Cat's Eye Nebula, planetary nebula; with NGC 6552 to east/left, barred spiral ring galaxy, and IC 4677 at west/right edge, emission nebula energized by NGC 6543 (NGC2000.0 incorrectly lists IC 4677 as a galaxy)
Telescope: Meade 12" LX200GPS f/5.9
Camera: Atik 383L+
Mount: Meade LX200GPS w/ Superwedge, permanent pier
Filters: Astrodon LRGB Tru-Balance E-Series; Orion H-a and S-II 7nm narrowband; Baader O-III 8.5nm narrowband;
Focus and
GoldFocus Plus Collimation Mask and Analysis Software v3.0
Autoguide: GoldGuide v2.1 w/ Orion 102mm Mak-Cass f/12.0, Meade DSI Pro II
Exposure: L:R:G:B:H-a:O-III:S-II = 925:90:80:90:310:310:310 min.; 5 min. subframes; total 35.25 hours
Process: 3 masked layers: (1) star field and background - standard LRGB; (2) nebula and halo - luminance with CFHT palette (L:H-a:O-III:S-II = LRGB); (3) nebula bright core - CFHT palette; proprietary software, FITS Liberator 3, AIP4Win v2.4, Photoshop CS4
FOV: 20' x 15'
Date(s): 31 May 2012; 1, 5, 20, 21, 23, 26 & 27 June 2012
Credit: Copyright © 2012 Jeff Winter, click for Inquiries