71P/Clark (Record n° 17617)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2017 May 05 07h03 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Nuclear magnitude (m2) 14.8 m2 standard deviation 0.0 Aperture radius used for m2 4.6 " r (dist/Sun) 1.674 AU d (dist/Earth) 0.713 AU Right ascension 16 41 54.99 h m s Declination -20 49 20.8 ° ' " MPC report COD W96
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5.4 Ritchey-Chretien + CCD
ACK MPCReport file updated 2017.05.05
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0071P C2017 05 05.29404 16 41 54.99 -20 49 20.8 14.8 N W96
0071P C2017 05 05.30353 16 41 54.93 -20 49 29.5 14.8 N W96
Instrument type Ritchey-Chretien Instrument aperture (0=naked eye) 400 mm Instrument focale length 2160 mm Instrument focale/diameter 5.4 Filter(s) None Camera ST8300 Sensor CCD Sensor temperature -20 °C Binning 3x3 Mount VMA200 Autoguide Yes Exposure details 7 x 120s Observatory MPC code W96 Location San Pedro d'Atacama Chili Reference stars catalog UCAC-4
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.53 "/pix Observation submission date 2017 May 05 17h04m09s Observation modification date 2017 May 05 18h35m39s