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Contains:  M 1, Crab nebula, NGC 1952
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M1 (Crab nebula), 





    
        

            Jean-Marie Locci
M1 (Crab nebula)

M1 (Crab nebula)

Technical card

Resolution: 4096x3072

Dates:Nov. 23, 2012

Frames:
Astrodon Ha 4.5nm 65mm: 22x1800" -35C bin 1x1
Astrodon RGB filter set: 28x900" -35C bin 1x1

Integration: 18.0 hours

Avg. Moon age: 10.15 days

Avg. Moon phase: 77.78%

Bortle Dark-Sky Scale: 2.00

Astrometry.net job: 173586

RA center: 83.654 degrees

DEC center: 22.039 degrees

Pixel scale: 0.326 arcsec/pixel

Orientation: 168.101 degrees

Field radius: 0.232 degrees

Data source: Public amateur data

Description

All the subs are from Adam Block using the 80cm Schulman telescope at Mt. Lemmon SkyCenter. The processing is my own, following Adam's excellent Ha blending tutorial (http://skycenter.arizona.edu/store/tutorials)

Comments

Author

jmlocci
Jean-Marie Locci
License: None (All rights reserved)
2643
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M1 (Crab nebula), 





    
        

            Jean-Marie Locci