71P/Clark (Record n° 17231)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2017 Feb 25 02h51 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 17.2 m2 standard deviation 0.1 Aperture radius used for m2 6.5 " r (dist/Sun) 1.961 AU d (dist/Earth) 1.486 AU Right ascension 15 31 29.94 h m s Declination -11 31 25.2 ° ' " MPC report COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2017.02.25
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0071P KC2017 02 25.11851 15 31 29.94 -11 31 25.2 17.1 N C10
0071P KC2017 02 25.13754 15 31 31.72 -11 31 32.3 17.2 N C10
0071P KC2017 02 25.16038 15 31 33.84 -11 31 41.8 17.2 N C10
Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -25 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 30 x 60s Observatory MPC code C10 Location Seine et Marne (77) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Observation submission date 2017 Feb 25 09h04m12s Observation modification date 2017 Feb 26 14h07m41s