Hemisphere:  Northern  ·  Constellation: Hydra (Hya)
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Comet C/2020 S3 Erasmus, 


            José J. Chambó
Comet C/2020 S3 Erasmus
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Technical card

Basic astrometry details

Astrometry.net job: 4067148

RA center: 9h 12' 16"

DEC center: +0° 16' 8"

Pixel scale: 2.453 arcsec/pixel

Orientation: 1.150 degrees

Field radius: 0.491 degrees

Resolution: 1200x800

Data source: Unknown


C/2020 S3 (Erasmus) @ 2020 October 16, 11:44 UT

Comet C/2020 S3 Erasmus imaged on October 16, 2020. This new comet discovered just a month before obtaining this image has increased its brightness very quickly from magnitude 18 to 11, showing at the time of taking this image a green coma of about 3 minutes in angular size and a strong central condensation. If this trend continues, it could be observed trhough binoculars next November.

Data and link to image:


Sky plot

Sky plot


Comet C/2020 S3 Erasmus, 


            José J. Chambó