71P/Clark (Record n° 18596)
Orbital period : 5.56 years
NASA/JPL elements
IAU/MPC elements
On 2017 Dec 06 17h24 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 17.3 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " r (dist/Sun) 2.136 AU d (dist/Earth) 2.322 AU Right ascension 21 43 57.64 h m s Declination -22 25 51.1 ° ' " MPC report COD A77
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 2017.12.07 07:56:48
AC2 nicolas.joel@wanadoo.fr
NET Gaia DR1
0071P KC2017 12 06.72517 21 43 57.64 -22 25 51.1 17.3 N A77
0071P KC2017 12 06.73291 21 43 58.60 -22 25 45.2 17.3 N A77
0071P KC2017 12 06.73979 21 43 59.47 -22 25 39.9 17.4 N A77
Instrumental configuration Config1 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 Sensor temperature -30 °C Binning 1x1 Exposure total time 1500 s Exposure details 25*60s Air mass 2.73 Observatory MPC code A77 Location 04 Dauban Reference stars catalog Gaia DR1
Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2017 Dec 07 07h59m24s Observation modification date 2017 Dec 07 08h06m15s