Hemisphere:  Northern  ·  Contains:  Solar system body or event
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C/2019 Y4 (ATLAS), 


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C/2019 Y4 (ATLAS)

Imaging telescopes or lenses: ASA - Astro Systeme Austria ASA 10'

Imaging cameras: Canon Ra

Mounts: Paramount MyT

Guiding telescopes or lenses: Sky-Watcher Evostar 72ED Evostar 72ED

Guiding cameras: ASI ZWO 120 Mini

Focal reducers: ASA - Astro System Austria ASA 3" Wynne Reducer Korrektor 0,95x

Software: Adobe Photoshop CC 2019  ·  BackyardEOS  ·  The SkyX Pro  ·  PIXINSIGHT PixInsinght 1.8 RC7

Accessory: X-rite i1 Display Pro  ·  EIZO ColorEdge CS2420

Dates:April 1, 2020

Frames: 11x300" ISO800 4C

Integration: 0.9 hours

Darks: ~10

Flats: ~10

Bias: ~10

Avg. Moon age: 7.46 days

Avg. Moon phase: 50.87%

Astrometry.net job: 3390261

RA center: 7h 54' 46"

DEC center: +68° 29' 30"

Pixel scale: 1.224 arcsec/pixel

Orientation: -82.647 degrees

Field radius: 1.090 degrees

Resolution: 5162x3798

Locations: Jardin, TOUL, Lorraine, France

Data source: Own remote observatory

Remote source: Non-commercial independent facility


Discovered four months ago, the brightness of C / 2019 Y4 (Atlas) increases faster than expected. At this rate, we could observe it with the naked eye this month.



License: None (All rights reserved)


  • C/2019 Y4 (ATLAS), 


  • Final
    C/2019 Y4 (ATLAS), 



Sky plot

Sky plot


C/2019 Y4 (ATLAS),