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Comet C/2017 S3 PANSTARRS between outbursts, 





    
        

            José J. Chambó
Comet C/2017 S3 PANSTARRS between outbursts

Comet C/2017 S3 PANSTARRS between outbursts

Technical card

Imaging telescope or lens:GSO Newton 8" f/4

Imaging camera:Atik 383L+

Resolution: 1200x906

Dates:July 9, 2018

Frames: 5x120"

Integration: 0.2 hours

Avg. Moon age: 25.40 days

Avg. Moon phase: 18.13%

Astrometry.net job: 2152678

RA center: 56.828 degrees

DEC center: 58.777 degrees

Pixel scale: 4.295 arcsec/pixel

Orientation: 358.835 degrees

Field radius: 0.897 degrees

Locations: Vallés - Valencia (Spain), Vallés, Valencia, Spain

Data source: Backyard

Description

Comet C/2017 S3 (PANSTARRS) photographed on July 9th 2018, a week after its first outburst of activity has dropped from magnitude 9 to 10.5 with a coma which has reduced again its size from 5 to 3 arcseconds in appearent diameter. In the upper part of the image highlights "Tombaugh 5", a little-known open cluster of faint 12 magnitude stars.

Telescope GSO 8" N f/3.8 & Camera Atik 383L+.
14.5 min. total exposure. Non-composite stacking.
Locally from Vallés, Valencia (Spain).

More info at Cometografia.es 

Comments

Author

PepeChambo
José J. Chambó
License: None (All rights reserved)
480
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Comet C/2017 S3 PANSTARRS between outbursts, 





    
        

            José J. Chambó