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Contains:  NGC 6357, NGC 6334, The star Lesath (υSco)
Getting plate-solving status, please wait...
Cat's Paw and Lobster Nebulae, 





    
        

            Gabriel R. Santos...
Cat's Paw and Lobster Nebulae

Cat's Paw and Lobster Nebulae

Technical card

Resolution: 3600x2400

Dates:July 8, 2018

Frames: 23x120" ISO800

Integration: 0.8 hours

Darks: ~20

Flats: ~25

Bias: ~40

Avg. Moon age: 24.33 days

Avg. Moon phase: 27.59%

Bortle Dark-Sky Scale: 3.00

Mean SQM: 21.50

Mean FWHM: 2.70

Temperature: 7.00

Astrometry.net job: 2261277

RA center: 260.471 degrees

DEC center: -34.908 degrees

Pixel scale: 6.405 arcsec/pixel

Orientation: 84.183 degrees

Field radius: 3.849 degrees

Data source: Traveller

Description

Constructive criticism, comments and suggestions are more than welcome in the comments section – including on the new labelling. Thank you for taking your time to look at this image.

Date and Time: July 08, 2018; ~21h [local UTC-3 time]
Location: MG, Brazil. Rural Skies (Bortle 3-4, SQM ~21.5*calculated)
Camera: Canon EOS T5 (modded), at ISO 800
Lens: Tamron 70-200mm f/2.8, operated at 200mm f/3.5
Mount: Sky-Watcher HEQ5, tracking, guided
Guiding: Starguider 50mm Guidescope + ASI120mm + PHD2; ~1.4”
Exposure Detail: 23x120s or 46 minutes

Comments

Author

grsotnas
Gabriel R. Santos...
License: None (All rights reserved)
3385
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Cat's Paw and Lobster Nebulae, 





    
        

            Gabriel R. Santos...