Sara Wager Astrophotography
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    • Building a mosaic >
      • SGPro - Creating a mosaic in software
    • The difference in RGB and Ha light
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    • To bin or not to bin...
  • Equipment reviews
    • PrimaLuceLab Eagle S
    • All things ODK 10
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M1 - The Crab nebula

Picture
Picture
The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus. This bright supernova was recorded by Chinese astronomers in 1054  Located at a distance of about 6,500 light-years from Earth, the nebula has a diameter of 11 light years. It is  and is expanding at a rate of about 1,500 kilometers per second.

Details:
Mount: Avalon Linear Fast reverse
Telescope: AT8RC CF
Camera: QSI690-wsg with 3nm Ha, OIII and SII filters.

21x1800s Ha
25x1800s OIII
19x1800s SII

Totalling 32.5 hours total exposure time.
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  • Recent images
  • Images Gallery
    • Interesting images
  • About me
    • Star People article
  • My Blog
  • Latest Dual rig adventure
  • Astro Pixel Processor tutorials
  • Asteroids and me.....
    • How to find asteroids
    • How to create an asteroid time lapse
  • My observatory
    • The observatory rebuild
    • Equipment
    • Light pollution and astro darkness
  • My guide to image capture
    • Real world comparison - Kodak / Sony chip
    • Dual imaging set up
    • Creating an inset in Photoshop
    • Artistic one channel processing
    • Rubbish in, Rubbish out - you decide
    • Image process tutorials
    • Start / finish - Processing is THE key
    • Building a mosaic >
      • SGPro - Creating a mosaic in software
    • The difference in RGB and Ha light
    • The benefits of extra subs in graphics
    • Narrowband information
    • To bin or not to bin...
  • Equipment reviews
    • PrimaLuceLab Eagle S
    • All things ODK 10
    • PrimaLuceLab PLUS mounting system
    • Avalon linear guide settings
    • Starting out with the Avalon StarGO - Fitting and connecting to a PC
    • Avalon StarGO - Setting a custom park
    • Mallincam All Sky
    • Aviosys IP Power 9258 4 port
    • Avalon M-Tre mount
  • My published images
  • Links
  • Other Astrophotographers
  • Useful books
  • Write in my Guestbook
    • Contact me