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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Mar 20 04h19 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)11.7
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.5
m2 standard deviation0.1
Aperture radius used for m25.8 "
r (dist/Sun) 1.072 AU
d (dist/Earth) 1.261 AU
Right ascension20 17 16.72 h m s
Declination-06 55 43.4 ° ' "
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 2021.03.20 07:10:32
AC2 fkugel@free.fr
NET NOMAD
    CK20R040  C2021 03 20.17965 20 17 16.72 -06 55 43.4          15.5 V      A77
    CK20R040  C2021 03 20.18243 20 17 16.43 -06 55 40.0          15.6 V      A77
    CK20R040  C2021 03 20.18521 20 17 16.17 -06 55 36.5          15.5 V      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 details14x30s
Observatory MPC codeA77
Reference stars catalogNOMAD
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Mar 20 07h12m56s
Observation modification date2021 Mar 20 07h27m32s

(Record n° 23091)

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