74P/Smirnova-Chernykh (Record n° 403)
Orbital period : 9.19 years
NASA/JPL elements
IAU/MPC elements
On 2010 May 17 21h43 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.5 Aperture radius used for m2 6 " r (dist/Sun) 3.695 AU d (dist/Earth) 2.833 AU Right ascension 13 22 29.96 h m s Declination -01 45 17.2 ° ' " 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 1080 s Exposure details 9X120s Seeing 3 Moon elongation 94 ° Air mass 1.57 Observatory MPC code C10 Location 77 Reference stars catalog USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.54 "/pix Image processing PRISMV6 APE Observation submission date 2010 May 18 16h33m07s Observation modification date 2010 May 18 16h37m00s