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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 24 02h12 UT by Michael Irzyk


(Copyright Michael Irzyk)

Coma Total magnitude (m1)12.7
Aperture radius used for m11 '
Nuclear magnitude (m2)13.1
Aperture radius used for m212 "
r (dist/Sun) 1.348 AU
d (dist/Earth) 0.464 AU
Right ascension16 02 07.42 h m s
Declination+29 18 18.8 ° ' "
Instrument85
Instrument typeRefractor
Instrument aperture (0=naked eye)85 mm
Instrument focale length450 mm
Instrument focale/diameter5.29
Filter(s)None
SensorCCD
Binning1x1
MotorizationNo
AutoguideYes
Exposure total time2020 s
Exposure details101x20s
Reference stars catalogGSC (HST)
Used softwaresPRISM
Resulting picture sampling (scale)2.08 "/pix
Observation submission date2021 Apr 24 10h54m24s

(Record n° 23277)

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