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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2020 Dec 26 17h16 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)13.7
Aperture radius used for m10.4 '
Nuclear magnitude (m2)16.1
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 1.485 AU
d (dist/Earth) 2.053 AU
Right ascension21 21 14.58 h m s
Declination-19 30 08.6 ° ' "
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 MPCReport file updated 2020.12.26 21:25:59
AC2 fkugel@free.fr
NET UCAC-4
    CK20R040 KC2020 12 26.71930 21 21 14.58 -19 30 08.6          16.1 V      A77
    CK20R040 KC2020 12 26.72567 21 21 14.21 -19 30 07.1          13.7 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-25 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details15x45s
Observatory MPC codeA77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)0.83 "/pix
Remarks or commentsBad seeing, mistral
Observation submission date2020 Dec 26 21h39m37s
Observation modification date2020 Dec 26 21h43m50s

(Record n° 22800)

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