31P/Schwassmann-Wachmann (Record n° 2097)
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 06 01h08 UT by Gerald Sachot
(Copyright Gerald Sachot)Magnitude (MPC m2) 18.4 Magnitude standard deviation 0.1 Aperture radius for m2 8 " r (dist/Sun) 3.483 AU d (dist/Earth) 2.502 AU Right ascension 159.38563 ° Declination +13.44953 ° 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 2011.03.06 10:02:58
AC2 g.sachot@free.fr
NET NOMAD
0031P C2011 03 06.04747 10 37 32.55 +13 26 58.3 18.4 N C09
0031P C2011 03 06.05449 10 37 32.19 +13 27 00.7 18.4 N C09
0031P C2011 03 06.05801 10 37 32.18 +13 27 01.9 18.5 N C09
0031P C2011 03 06.06153 10 37 31.95 +13 27 02.9 18.4 N C09
0031P C2011 03 06.06855 10 37 31.63 +13 27 04.1 18.3 N C09
Instrument type Refractor Instrument aperture (0=naked eye) 130 mm Instrument focale length 910 mm Instrument focale/diameter 7.0 Camera SBIG ST7-XME Sensor CCD Sensor temperature -20 °C Binning 1x1 Mount Losmandy G11 Autoguide Yes Exposure total time 1800 s Picture exposure details 6x5 mn Observatory MPC code C09 Location Rouet Reference stars catalog (ast) NOMAD
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2 "/pix Observation submission date 2011 Mar 06 18h11m18s Observation modification date 2011 Mar 06 18h24m21s