P/2009 Y2 (Kowalski) (Record n° 455)
Perihelion distance : 2.37 AU
Inclination to ecliptic : 30 °
Orbital period : 16.72 years
Eccentricity : 0.64
NASA/JPL elements
IAU/MPC elements
On 2010 Jan 04 18h25 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Magnitude (MPC m2) 19.1 Aperture radius for m2 6 " r (dist/Sun) 2.461 AU d (dist/Earth) 2.087 AU Right ascension 14.3335 ° Declination +28.61083 ° Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 1200 mm 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 Picture exposure details 19X120s Seeing 2 Moon elongation 133 ° Air mass 1.07 Observatory MPC code C10 Location 77 Reference stars catalog (ast) USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.54 "/pix Image processing PRISMV6 APE Observation submission date 2010 May 27 10h56m52s