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31P/Schwassmann-Wachmann

Orbital period : 8.72 years

NASA/JPL elements
IAU/MPC elements


On 2009 Dec 07 05h34 UT by Francois Kugel

Nuclear magnitude (m2)18.6
m2 standard deviation0.1
r (dist/Sun) 3.622 AU
d (dist/Earth) 2.654 AU
Right ascension05 47 09.95 h m s
Declination+20 15 29.6 ° ' "
MPC report
COD I10
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS A.Maury ; F.Kugel ;  F. Mallia
MEA F. Kugel
TEL 0.4-m f/8 Ritchey-Chretien + CCD
AC2 fkugel@wanadoo.fr
NET USNO-B1.0
0031P         C2009 12 07.23222 05 47 09.95 +20 15 29.6          18.6 N      I10
0031P         C2009 12 07.23683 05 47 09.77 +20 15 29.4          18.7 N      I10
0031P         C2009 12 07.24144 05 47 09.53 +20 15 29.4          18.5 N      I10
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length3200 mm
Instrument focale/diameter8
SensorCCD
Observatory MPC codeI10
Reference stars catalogUSNO-B1.0
Observation submission date2011 May 06 22h00m34s

(Record n° 3165)

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