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Object(s): M57 |
Constellation: Lyra | |
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Description: Composite high detail + colour image of M57 (Ring Nebula), constructed from images taken 13 months apart. Luminance Image taken on 2003-08-03 from southern England, f/10, 1x1 binning, unsharp masked (#47146-55). Colour Images taken on 2004-09-18 from NE Scotland, f/7, 2x2 binning (# 72004-16) |
Date/Time: 2004-09-18 2003-08-03 (luminance) | |
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CCD Image: ST7 Image 10.2 x 6.2 arc min , 0.90 arc sec/pixel #72004-16 (colour), #47146-55 (luminance) File: M57.20040918.HiDetail.Colour_CBVR.jpg (15 kb) Subject: M57 |
Exposure: Luminance Image : C sum 10x30s). Colour Images : Blue 260% (B av 3 x 60s), Green (V av 2x60s), Red (R av2x60s) , Luminance 1x1, Colour 2x2 binning None CCD temp. -10.0 (luminance), -15.0 (colour) deg C Filter : BVR, C | |
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Equipment: SBIG ST-7e (ABG) CCD Camera Meade 8" f/10 SCT telescope (LX200) operating at f/10.2 (F=2068mm) Equatorial Wedge/Permanent Pier Setup: 8" LX200>NGF>F6.3 teleconvertor>#T62>CFW8>ST7 (colour) |
Observer/Location: David Richards Backyard observatories [Clair & Kingcup] (rural sites) Aberdeenshire, UK (luminance), Dorset, UK (colour) | |
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Processing: Dark Subtract, Flat, Image Align, Average by Filter, LRGB Combine Software : CCDSoft V5, PaintShop Pro 5 |
Related Images: Detail/Close-up Image | |
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Notes: Colour Images taken on 2004-09-18 from NE Scotland (# 72004-16) |
Page Links: Nebulae Images (2004-09-18) / M57 |
| This Page : | M57 http://www.richweb.f9.co.uk/astro/imagelib/M57.20040918.HiDetail.Colour_CBVR.htm |
| Page creation : | Generated from an Image Database by visual basic script |
| Page Owner : | David Richards |
| Last Updated : | 2006-Jan-20 |
| Home Page : | David's Astronomy Pages - http://www.richweb.f9.co.uk/astro |
