M 57

M57—The Ring Nebula
M57—The Ring Nebula (NGC 6720)

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Image Data

Telescope: 10″ Aries f/15 Maksutov-Cassegrain on Astro-Physics 900GTO German Equatorial
Accessories: Moravian G1-0300 as Off-Axis Guider, 0.67X Astro-Physics CCD Telecompressor
Resolution: 0.42″/pixel
Instrument: SBIG ST-4000XCM
Exposures: 30×2 min RGB
Filter(s): IDAS LPS
Exposure Date: 29 June 2010
Seeing, FWHM: 1.6″
Processing Software: MaximDL, PixInsight, Photoshop
Image Acquisition Software: MaximDL, TheSky6, CCDAutoPilot, FocusMax, PinPoint

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Object Data

Constellation: Lyra
Type: Planetary Nebula

Processing Procedure

This image uses R channel as Luminosity (RRGB), post-processed using HDR Wavelet Transforms in PixInsight. No color calibration has been done. Calibration only with dark and bias frames.



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