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C/2020 R4 (ATLAS)

Orbital period : 974.10 years

NASA/JPL elements
IAU/MPC elements


On 2021 Apr 23 22h29 UT by Jean-Benoit de Vanssay


(Copyright Jean-Benoit de Vanssay)

Nuclear magnitude (m2)12.2
m2 standard deviation0.1
Aperture radius used for m210.5 "
r (dist/Sun) 1.338 AU
d (dist/Earth) 0.464 AU
Right ascension16 05 25.07 h m s
Declination+29 04 52.7 ° ' "
MPC report
COD A58
OBS J. B. de Vanssay
MEA J. B. de Vanssay
TEL 0.16-m f/3.3 reflector + CCD
ACK MPCReport file updated 2021.04.25 00:15:30
AC2 jb.devanssay@gmail.com
NET UCAC-4
    CK20R040  C2021 04 23.93650 16 05 25.07 +29 04 52.7          12.2 R      A58
    CK20R040  C2021 04 23.94779 16 05 11.85 +29 05 47.5          12.1 R      A58
    CK20R040  C2021 04 23.95989 16 04 57.47 +29 06 46.6          12.2 R      A58
    CK20R040  C2021 04 23.97147 16 04 43.95 +29 07 43.5          12.1 R      A58
Instrumental configurationConfig1
InstrumentE-160
Instrument typeNewton
Instrument aperture (0=naked eye)160 mm
Instrument focale length528 mm
Instrument focale/diameter3.3
Filter(s)None
CameraAtik 460EX
SensorCCD
Sensor temperature-10 °C
Binning2x2
MountG11
MotorizationNo
AutoguideNo
Exposure total time2400 s
Exposure details120x20sec
Sky transparency (naked eye max mag)3
Observatory MPC codeA58
LocationMontgeron - France
Reference stars catalogUCAC-4
Used softwaresASTROMETRICA
Resulting picture sampling (scale)3.5 "/pix
Observation submission date2021 Apr 25 23h28m52s
Observation modification date2021 Apr 25 23h55m30s

(Record n° 23291)

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