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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 2011 Mar 09 21h22 UT by Gerald Sachot


(Copyright Gerald Sachot)

Magnitude (MPC m2)18.2
Magnitude standard deviation0.1
Aperture radius for m28 "
r (dist/Sun) 3.486 AU
d (dist/Earth) 2.512 AU
Right ascension158.80604 °
Declination+13.70925 °
MPC report
COD C09
CON GERALD SACHOT [g.sachot@free.fr]
OBS G. Sachot
MEA G. Sachot
TEL 0.13-m f/7.0 refractor + CCD
ACK MPCReport file updated 2011.03.10 12:57:50
AC2 g.sachot@free.fr
NET NOMAD
0031P         C2011 03 09.89020 10 35 13.45 +13 42 33.3          18.0 N      C09
0031P         C2011 03 09.89981 10 35 13.02 +13 42 34.4          18.3 N      C09
0031P         C2011 03 09.90685 10 35 12.81 +13 42 36.1          18.3 N      C09
0031P         C2011 03 09.91389 10 35 12.48 +13 42 37.9          18.2 N      C09
Instrument typeRefractor
Instrument aperture (0=naked eye)130 mm
Instrument focale length910 mm
Instrument focale/diameter7.0
CameraSBIG ST7-XME
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountLosmandy G11
AutoguideYes
Exposure total time1800 s
Picture exposure details6x5 mn
Observatory MPC codeC09
LocationRouet
Reference stars catalog (ast)NOMAD
Resulting picture sampling (scale)2 "/pix
Observation submission date2011 Mar 11 11h10m15s
Observation modification date2011 Mar 11 11h20m45s

(Record n° 2214)

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