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C/2020 S3 (Erasmus)

Orbital period : 2501.00 years

NASA/JPL elements
IAU/MPC elements


On 2020 Oct 20 08h11 UT by Jean-Louis Virlichie


(Copyright Jean-Louis Virlichie)

Coma Total magnitude (m1)12.5
Aperture radius used for m11.4 '
Nuclear magnitude (m2)13.7
m2 standard deviation0.0
Aperture radius used for m217 "
r (dist/Sun) 1.283 AU
d (dist/Earth) 1.374 AU
Right ascension09 28 52.04 h m s
Declination-01 32 11.0 ° ' "
MPC report
COD X03
CON Jean-Louis Virlichie [jl.virlichie@gmail.com]
OBS J. L. Virlichie, P. Traverse
MEA J. L. Virlichie
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2020.10.20 17:44:46
AC2 jl.virlichie@gmail.com
NET Gaia DR2
    CK20S030  C2020 10 20.34074 09 28 52.04 -01 32 11.0          13.7 G      X03
    CK20S030  C2020 10 20.35331 09 28 55.36 -01 32 32.3          13.7 G      X03
    CK20S030  C2020 10 20.35750 09 28 56.46 -01 32 41.1          13.6 G      X03
    CK20S030  C2020 10 20.36653 09 28 58.87 -01 32 56.6          13.7 G      X03
    CK20S030  C2020 10 20.37071 09 29 00.01 -01 33 04.2          12.5 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
MotorizationNo
AutoguideYes
Exposure details1x1mn
Observatory MPC codeX03
LocationPoroto Chili
Reference stars catalogGaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Remarks or commentsm1 calculé dans FoCAs ouverture 60x60 m2 calculé dans Astrometrica ouverture 12x12
Observation submission date2020 Oct 20 19h30m20s
Observation modification date2020 Oct 20 19h35m50s

(Record n° 22525)

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