47P/Ashbrook-Jackson (Record n° 245)
Orbital period : 8.37 years
NASA/JPL elements
IAU/MPC elements
On 2009 Oct 25 23h42 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 18.5 Aperture radius used for m2 6 " r (dist/Sun) 3.170 AU d (dist/Earth) 2.296 AU Right ascension 03 45 51.16 h m s Declination +35 25 37.6 ° ' " Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 1200 mm Instrument focale/diameter 4.72 Sensor CCD Seeing 3 Moon elongation 119 ° Air mass 1.07 Observatory MPC code C10 Location 77 Reference stars catalog USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.54 "/pix Observation submission date 2010 May 09 15h28m09s Observation modification date 2010 May 10 17h27m47s