71P/Clark (Record n° 17549)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2017 Apr 20 01h55 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 14.7 m2 standard deviation 0.0 Aperture radius used for m2 8.2 " r (dist/Sun) 1.723 AU d (dist/Earth) 0.830 AU Right ascension 16 36 02.31 h m s Declination -18 03 38.0 ° ' " MPC report COD A77
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.20-m f/4 Newtonian reflector + CCD
ACK MPCReport file updated 2017.04.20
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0071P C2017 04 20.07995 16 36 02.31 -18 03 38.0 14.7 N A77
0071P C2017 04 20.09552 16 36 02.85 -18 03 47.2 14.7 N A77
0071P C2017 04 20.11258 16 36 03.44 -18 03 57.1 14.7 N A77
Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 800 mm Instrument focale/diameter 4 Filter(s) None Camera ATIK 314L+ Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount Astronomy Equipment AEb Autoguide No Exposure details 45 x 60s Observatory MPC code A77 Location Dauban (04) Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.65 "/pix Observation submission date 2017 Apr 20 05h10m10s Observation modification date 2017 Apr 20 09h58m09s