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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Mar 23 04h15 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)12.3
Aperture radius used for m10.4 '
Nuclear magnitude (m2)15.4
m2 standard deviation0.0
Aperture radius used for m25.8 "
r (dist/Sun) 1.088 AU
d (dist/Earth) 1.177 AU
Right ascension20 11 49.45 h m s
Declination-05 49 04.4 ° ' "
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 2021.03.23 07:52:39
AC2 fkugel@free.fr
NET NOMAD
    CK20R040  C2021 03 23.17705 20 11 49.45 -05 49 04.4          15.4 V      A77
    CK20R040  C2021 03 23.18151 20 11 48.90 -05 48 57.9          15.4 V      A77
    CK20R040  C2021 03 23.18597 20 11 48.37 -05 48 52.1          12.3 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 details5x45s
Observatory MPC codeA77
Reference stars catalogNOMAD
Image resize factor0.5
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Mar 23 08h00m05s
Observation modification date2021 Mar 23 08h05m40s

(Record n° 23106)

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