123P/West-Hartley (Record n° 2606)
Orbital period : 7.66 years
NASA/JPL elements
IAU/MPC elements
On 2011 Apr 18 20h56 UT by Philippe DupouyNuclear magnitude (m2) 16.2 m2 standard deviation 0.2 Aperture radius used for m2 6 " r (dist/Sun) 2.214 AU d (dist/Earth) 2.391 AU Right ascension 06 23 37.18 h m s Declination +36 56 39.5 ° ' " MPC report COD 958
OBS Ph. Dupouy
MEA Ph. Dupouy
TEL 0.32-m f/6 reflector + CCD
ACK MPCReport file updated 2011.04.22 16:44:08
AC2 obsdax@wanadoo.fr
NET UCAC-3
0123P KC2011 04 18.87217 06 23 37.18 +36 56 39.5 16.3 N 958
0123P KC2011 04 18.89106 06 23 39.68 +36 56 35.7 16.0 N 958
Instrument type Newton Instrument aperture (0=naked eye) 320 mm Instrument focale length 1920 mm Instrument focale/diameter 6 Camera Audine 1600 Sensor CCD Sensor size 13.8x9.2 mm2 Sensor pixels number 1536x1024 Sensor temperature -10 °C Binning 2x2 Mount home Meade Motorization Yes Autoguide No Observatory MPC code 958 Location Dax 40100 France Reference stars catalog UCAC-3
Used softwares ASTROMETRICA Observation submission date 2011 Apr 24 03h31m12s