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67P/Churyumov-Gerasimenko

Orbital period : 6.42 years

NASA/JPL elements
IAU/MPC elements


On 2021 Oct 21 07h05 UT by Jean-Louis Virlichie


(Copyright Jean-Louis Virlichie)

Coma Total magnitude (m1)10.5
Aperture radius used for m11.4 '
Nuclear magnitude (m2)13.4
m2 standard deviation0.5
Aperture radius used for m25.6 "
Afrho174 cm
Afrho error4 cm
r (dist/Sun) 1.220 AU
d (dist/Earth) 0.436 AU
Right ascension06 31 19.51 h m s
Declination+25 19 19.5 ° ' "
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 2021.10.21 14:27:49
AC2 jl.virlichie@gmail.com
NET Gaia DR2
0067P         C2021 10 21.29490 06 31 19.51 +25 19 19.5          13.7 G      X03
0067P         C2021 10 21.30078 06 31 21.06 +25 19 22.5          13.6 G      X03
0067P        KC2021 10 21.30287 06 31 21.52 +25 19 23.7          10.5 T      X03
0067P         C2021 10 21.30748 06 31 22.65 +25 19 24.5          12.2 G      X03
0067P         C2021 10 21.31419 06 31 24.63 +25 19 28.9          13.7 G      X03
0067P         C2021 10 21.32089 06 31 26.36 +25 19 31.9          13.6 G      X03
0067P         C2021 10 21.32758 06 31 28.11 +25 19 35.2          13.6 G      X03
0067P         C2021 10 21.33262 06 31 29.40 +25 19 37.5          13.6 G      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 details20x1mn
Observatory MPC codeX03
LocationPoroto Chili
Reference stars catalogGaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Remarks or commentsm1 et Afrho mesuré avec FoCAs
Observation submission date2021 Oct 21 14h50m13s
Observation modification date2021 Oct 21 14h53m55s

(Record n° 24215)

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