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31P/Schwassmann-Wachmann

Perihelion distance : 3.41 AU
Inclination to ecliptic : 5 °
Orbital period : 8.69 years
Eccentricity : 0.19

NASA/JPL elements
IAU/MPC elements


On 2020 Apr 29 02h43 UT by Pierre Traverse


(Copyright Pierre Traverse)

Magnitude (MPC m2)19.4
Magnitude standard deviation0.1
Aperture radius for m27 "
r (dist/Sun) 3.624 AU
d (dist/Earth) 2.898 AU
Right ascension171.67713 °
Declination+9.28706 °
MPC report
COD X03
CON P. Traverse [pierre.traverse@orange.fr]
OBS J. L. Virlichie, P. Traverse
MEA P. Traverse
TEL 0.35-m f/4.7 Newtonian reflector + CCD
ACK MPCReport file updated 2020.04.30 16:23:31
AC2 pierre.traverse@orange.fr
NET Gaia DR2
0031P        KC2020 04 29.11341 11 26 42.51 +09 17 13.4          19.55G      X03
0031P        KC2020 04 29.12783 11 26 42.41 +09 17 13.3          19.53G      X03
0031P        KC2020 04 29.14438 11 26 42.23 +09 17 12.9          19.20G      X03
Instrumental configurationConfig1
InstrumentNewton 355
Instrument typeNewton
Instrument aperture (0=naked eye)350 mm
Instrument focale length1645 mm
Instrument focale/diameter4.7
FilterL
CameraMoravian G3 16200
SensorCCD
Sensor size27.2x21.8 mm2
Sensor pixels number4540x3640
Sensor temperature-20 °C
Binning2x2
MountSW EQ8
MotorizationYes
AutoguideYes
Picture exposure details19x3mn
Observatory MPC codeX03
LocationMonte Patria Chili
Reference stars catalog (ast)Gaia DR2
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2020 Apr 30 18h19m44s
Observation modification date2020 Apr 30 18h23m38s

(Record n° 21960)

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