123P/West-Hartley (Record n° 2505)
Orbital period : 7.66 years
NASA/JPL elements
IAU/MPC elements
On 2011 Apr 15 20h48 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 16.6 m2 standard deviation 0.1 Aperture radius used for m2 8 " r (dist/Sun) 2.220 AU d (dist/Earth) 2.367 AU Right ascension 06 17 17.09 h m s Declination +37 05 35.3 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.04.15
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0123P C2011 04 15.86684 06 17 17.09 +37 05 35.3 16.7 N C10
0123P C2011 04 15.88321 06 17 19.18 +37 05 32.8 16.6 N C10
0123P C2011 04 15.89076 06 17 20.15 +37 05 31.3 16.5 N C10
Instrument type Newton Instrument aperture (0=naked eye) 254 mm Instrument focale length 900 mm Instrument focale/diameter 3.6 Camera ST7-XMEd Sensor CCD Sensor size 6.9 x 4.6 mm2 Sensor pixels number 765 x 510 Sensor temperature -20 °C Binning 1x1 Mount PERL-VIXEN Autoguide Yes Exposure total time 960 s Exposure details 8X120s Seeing 3 Moon elongation 82 ° Air mass 1.46 Observatory MPC code C10 Location 77 Reference stars catalog USNO-B1.0
Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.06 "/pix Image processing PRISMV8 APE DDP Observation submission date 2011 Apr 16 06h36m54s Observation modification date 2011 Apr 16 07h46m24s