Hemisphere:  Northern  ·  Constellation: Ursa Major (UMa)
C/2019 Y4 ATLAS - 29.03.2020, 


            Arnau Romaguera Camps
C/2019 Y4 ATLAS - 29.03.2020
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C/2019 Y4 ATLAS - 29.03.2020

Technical card

Imaging telescopes or lenses: Explore Scientific Comet Hunter 6"/f4.8

Imaging cameras: ZWO ASI 071MC PRO

Mounts: Skywatcher HEQ5 Pro

Guiding telescopes or lenses: TS-Optics TSL60-AG 60mm Guide Scope

Guiding cameras: ZWO 120MM MINI

Software: Adobe Photoshop 2020  ·  PHD2 Guiding  ·  Noel Carboni's Astro Tools for PhotoShop  ·  Noel Carboni's AstroFlat Pro  ·  DeepSkyStacker (DSS) Deepskystacker 4.2.2  ·  Sequence Generator Pro v3  ·  Cartes du Ciel 4.0

Accessory: Lacerta LED Flatfield-Box  ·  Lacerta DeltaT Dew Heater Controller

Dates:March 29, 2020

Frames: 100x60"

Integration: 1.7 hours

Avg. Moon age: 4.60 days

Avg. Moon phase: 22.08%

Basic astrometry details

Astrometry.net job: 3375461

RA center: 8h 16' 34"

DEC center: +68° 31' 48"

Pixel scale: 1.338 arcsec/pixel

Orientation: 270.919 degrees

Field radius: 0.806 degrees

Resolution: 3702x2262

Locations: Arnau Romaguera Camps, Maçanet de la Selva, Girona, Spain

Data source: Backyard


My first attempt with a comet. I never imagined how painful the post-processing of a comet could be... but my ES Comet Hunter scope has finally done justice of its name ;)


Sky plot

Sky plot


C/2019 Y4 ATLAS - 29.03.2020, 


            Arnau Romaguera Camps