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C/2020 S4 (PANSTARRS)


NASA/JPL elements
IAU/MPC elements


On 2022 Nov 29 07h50 UT by Jean-Louis Virlichie


(Copyright Jean-Louis Virlichie)

Coma Total magnitude (m1)15.8
Aperture radius used for m11.4 '
Nuclear magnitude (m2)16.5
m2 standard deviation0.1
Aperture radius used for m25.6 "
Afrho279 cm
Afrho error8 cm
r (dist/Sun) 3.437 AU
d (dist/Earth) 2.998 AU
Right ascension09 25 07.32 h m s
Declination+17 17 24.3 ° ' "
MPC report
COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse, H. Roy
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2022.11.29 15:35:00
AC2 jl.virlichie@gmail.com
NET Gaia DR2
    CK20S040  C2022 11 29.32606 09 25 07.32 +17 17 24.3          16.5 G      X03
    CK20S040  C2022 11 29.32912 09 25 07.43 +17 17 24.8          16.5 G      X03
    CK20S040  C2022 11 29.33374 09 25 07.59 +17 17 25.7          16.4 G      X03
    CK20S040  C2022 11 29.33833 09 25 07.76 +17 17 26.6          16.4 G      X03
    CK20S040  C2022 11 29.34294 09 25 07.93 +17 17 27.5          16.5 G      X03
    CK20S040  C2022 11 29.34752 09 25 08.10 +17 17 28.2          16.4 G      X03
    CK20S040  C2022 11 29.35214 09 25 08.27 +17 17 29.2          15.8 T      X03
Instrumental configurationConfig1
InstrumentONTC 355
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
Filter(s)L
CameraMoravian G3 KAF 16200
SensorCCD
Sensor size27x21.6 mm2
Sensor pixels number4500x3600
Sensor temperature-20 °C
Binning2x2
MountSW EQ8
AutoguideYes
Exposure details9x2mn
Observatory MPC codeX03
LocationPoroto Chili
Reference stars catalogGaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Remarks or commentsm1 et AfRho mesurées avec FoCAs
Observation submission date2022 Nov 29 16h19m36s
Observation modification date2022 Nov 29 16h22m04s

(Record n° 26409)

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