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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 24 02h29 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.5
Aperture radius used for m10.4 '
Nuclear magnitude (m2)13.8
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 1.348 AU
d (dist/Earth) 0.464 AU
Right ascension16 02 07.47 h m s
Declination+29 18 20.6 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@free.fr]
OBS F. Kugel
MEA F. Kugel
TEL 0.4-m f/2.8 reflector + CCD
ACK A77 file updated 2021.04.24 07:12:39
AC2 fkugel@free.fr
NET NOMAD
    CK20R040  C2021 04 24.10366 16 02 07.47 +29 18 20.6          13.8 V      A77
    CK20R040  C2021 04 24.10622 16 02 04.43 +29 18 32.9          13.8 V      A77
    CK20R040  C2021 04 24.10899 16 02 01.15 +29 18 46.0          11.5 T      A77
Instrumental configurationConfig2
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
Filter(s)None
CameraAtik460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details24x10s
Observatory MPC codeA77
Reference stars catalogNOMAD
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Apr 24 07h26m36s
Observation modification date2021 Apr 30 09h11m52s

(Record n° 23273)

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