29P/Schwassmann-Wachmann (Record n° 222)
Orbital period : 14.91 years
NASA/JPL elements
IAU/MPC elements
On 2009 Nov 20 02h35 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Magnitude (MPC m2) 15.4 Aperture radius for m2 6 " r (dist/Sun) 6.176 AU d (dist/Earth) 6.069 AU Right ascension 148.06358 ° Declination +12.16189 ° Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 1200 mm Instrument focale/diameter 4.72 Camera ST7-XMEd Sensor CCD Sensor size 6.9X4.6 mm2 Sensor pixels number 765X510 Sensor temperature -25 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 2280 s Exposure details 19X120s Seeing 2 Moon elongation 129 ° Air mass 1.66 Observatory MPC code C10 Location 77 Reference stars catalog (ast&phot) USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.54 "/pix Image processing PRISMV6 APE Observation submission date 2010 May 07 15h24m51s Observation modification date 2010 May 09 14h59m36s