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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 23 21h15 UT by Jean-Gabriel Bosch


(Copyright Jean-Gabriel Bosch)

Nuclear magnitude (m2)11.3
m2 standard deviation0.4
Aperture radius used for m25.8 "
r (dist/Sun) 1.338 AU
d (dist/Earth) 0.464 AU
Right ascension16 06 25.48 h m s
Declination+29 00 43.0 ° ' "
MPC report
COD A77
CON J.-G. Bosch [JGBosch@free.fr]
OBS J.-G.Bosch
MEA J.-G. Bosch
TEL 0.4-m f/2.8 reflector + CCD
ACK MPCReport file updated 2021.04.24 17:46:49
AC2 JGBosch@free.fr
NET UCAC-4
    CK20R040  C2021 04 23.88513 16 06 25.48 +29 00 43.0          11.9 R      A77
    CK20R040  C2021 04 23.88727 16 06 22.99 +29 00 53.2          11.0 R      A77
    CK20R040  C2021 04 23.88943 16 06 20.44 +29 01 03.7          11.0 R      A77
InstrumentNEWTON 400
Instrument typeNewton
Instrument aperture (0=naked eye)400 mm
Instrument focale length1120 mm
Instrument focale/diameter2.8
CameraAtik 460ex
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade-MCMT-TDM
Exposure details15x60s
Observatory MPC codeA77
LocationObs. Dauban A77
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)0.83 "/pix
Observation submission date2021 Apr 24 17h50m33s
Observation modification date2021 Apr 24 18h29m49s

(Record n° 23281)

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