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31P/Schwassmann-Wachmann

Orbital period : 8.72 years

NASA/JPL elements
IAU/MPC elements


On 2012 May 12 22h12 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)20
m2 standard deviation0.2
Aperture radius used for m27.5 "
r (dist/Sun) 4.065 AU
d (dist/Earth) 3.083 AU
Right ascension14 26 00.06 h m s
Declination-08 23 56.7 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.300-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2012.05.12
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-3
0031P        KC2012 05 12.92478 14 26 00.06 -08 23 56.7          19.9 N      C10
0031P        KC2012 05 12.94855 14 25 59.26 -08 23 54.5          20.2 N      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1200 mm
Instrument focale/diameter4
CameraST7-XMEd
SensorCCD
Sensor size6.9 x 4.6 mm2
Sensor pixels number765 x 510
Sensor temperature-20 °C
Binning1x1
MountF60a
AutoguideYes
Exposure total time3480 s
Exposure details29 x 120s
Seeing3
Moon elongation105 °
Air mass1.89
Observatory MPC codeC10
Location77
Reference stars catalogUCAC-3
Used softwaresASTROMETRICA
Resulting picture sampling (scale)1.5 "/pix
Image processingPRISMV8 LOG FC GIMP Session en automatique
Observation submission date2012 May 13 13h10m25s
Observation modification date2012 May 13 16h48m13s

(Record n° 6477)

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