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Contains:  M 1, Crab nebula, NGC 1952
Getting plate-solving status, please wait...
M1 - H alpha 6nm, 





    
        

            bobzeq25
M1 - H alpha 6nm

M1 - H alpha 6nm

Technical card

Imaging telescope or lens:Teleskop-Service TS 130mm F7 w/ 3.7 focuser

Imaging camera:Atik 460EX Mono

Mount:CEM60

Guiding telescope or lens:William Optics 66 Petzval

Guiding camera:ASI120MM

Software:PixInsight

Filter:Astronomik Ha 6nm

Resolution: 2496x1962

Dates:Dec. 17, 2017

Frames:Astronomik Ha 6nm: 6x1200" -20C bin 1x1

Integration: 2.0 hours

Flats: ~20

Bias: ~50

Avg. Moon age: 28.83 days

Avg. Moon phase: 0.55%

Bortle Dark-Sky Scale: 7.00

Mean FWHM: 4.00

Temperature: -5.00

Astrometry.net job: 1867438

RA center: 5h 34' 28"

DEC center: +21° 57' 14"

Pixel scale: 1.018 arcsec/pixel

Orientation: 105.532 degrees

Field radius: 0.449

Description

Not the best seeing FWHM about 4. Still, my best image of the Crab.

The difference between the two versions is mostly Deconvolution. It takes time (about 3 hours on this one, maybe my second try at it), but I think the results in this case were excellent, particularly the stars.

Comments

Author

bobzeq25
bobzeq25
License: None (All rights reserved)
3261
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Revisions

  • M1 - H alpha 6nm, 





    
        

            bobzeq25
    Original
  • Final
    M1 - H alpha 6nm, 





    
        

            bobzeq25
    B

Sky plot

Sky plot

Histogram

M1 - H alpha 6nm, 





    
        

            bobzeq25