31P/Schwassmann-Wachmann (Record n° 1861)
Orbital period : 8.72 years
NASA/JPL elements
IAU/MPC elements
On 2011 Feb 02 01h42 UT by Francois Kugel
(Copyright Francois Kugel)Nuclear magnitude (m2) 18 m2 standard deviation 0.1 r (dist/Sun) 3.462 AU d (dist/Earth) 2.565 AU Right ascension 10 55 44.08 h m s Declination +11 01 55.1 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.5-m f/3 reflector + CCD
ACK MPCReport file updated 2011.02.02 07:22:52
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0031P KC2011 02 02.07115 10 55 44.08 +11 01 55.1 17.9 N A77
0031P KC2011 02 02.07580 10 55 43.98 +11 01 56.4 18.0 N A77
0031P KC2011 02 02.08533 10 55 43.71 +11 01 58.5 18.0 N A77
Instrument type Newton Instrument aperture (0=naked eye) 500 mm Instrument focale length 1500 mm Instrument focale/diameter 3 Filter(s) V Sensor CCD Exposure details 6x120 Observatory MPC code A77 Reference stars catalog USNO-SA2.0 Resulting picture sampling (scale) 2.5 "/pix Observation submission date 2011 Feb 02 07h25m52s Observation modification date 2011 Feb 02 10h13m47s