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Contains:  The star ο1CMa
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sh2-308 with blended Ha and OIII, 





    
        

            Nicholas Jones
sh2-308 with blended Ha and OIII

Technical card

Resolution: 4260x3528

Dates:Jan. 2, 2017

Frames: 30x1200"

Integration: 10.0 hours

Avg. Moon age: 4.01 days

Avg. Moon phase: 17.10%

Astrometry.net job: 1401959

RA center: 103.572 degrees

DEC center: -23.954 degrees

Pixel scale: 1.231 arcsec/pixel

Orientation: 88.723 degrees

Field radius: 0.946 degrees

Locations: Heathcote, Victoria, Australia, Heathcote, Victoria, Australia

Description

Another edition of SH2-308 where I've endevoured to show the areas that have higher levels of hydrogen (the pink bits). Its seems that the outer most skin of the bubble is purely oxygen, with the irregular patches of hydrogen just below.

Locations:
Blairgowrie, Victoria, Australia
Heathcote, Victoria, Australia

Scope: Takahashi 130 TOA NBF refractor, focal length 1000 mm
Camera: mono ML16200 with a Loadstar X2 on an Astrodon MOAG off-axis guider.
Acquisition:
19 x 1200 sec on an Astrodon OIII 3nm filter
11 x 1200 sec with an Astrodon Ha 3nm filter
10 x 60 sec RGB (for the stars)
Sensor temp: -30

Comments

Author

whale
Nicholas Jones
License: None (All rights reserved)
2252
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sh2-308 with blended Ha and OIII, 





    
        

            Nicholas Jones