71P/Clark (Record n° 7505)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2012 Sep 21 23h46 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 18.2 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.799 AU d (dist/Earth) 1.890 AU Right ascension 01 56 26.49 h m s Declination +01 49 24.5 ° ' " MPC report COD B51
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2012.09.22 10:04:39
AC2 [nicolas.joel@wanadoo.fr]
NET USNO-A2.0
0071P KC2012 09 21.99057 01 56 26.49 +01 49 24.5 18.1 N B51
0071P KC2012 09 22.00586 01 56 25.59 +01 49 19.6 18.1 N B51
0071P KC2012 09 22.02219 01 56 24.79 +01 49 15.3 18.3 N B51
Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1353 mm Instrument focale/diameter 3.3 Filter(s) None Camera ST8XME Sensor CCD Binning 1x1 Exposure total time 2700 s Air mass 1.41 Observatory MPC code B51 Location 06 Vallauris Reference stars catalog USNO-A2.0
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2012 Sep 22 10h16m22s Observation modification date 2012 Sep 22 10h17m47s