103P/Hartley (Record n° 1291)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2010 Dec 03 00h43 UT by Joel Nicolas
(Copyright Joel Nicolas)Nuclear magnitude (m2) 12.8 m2 standard deviation 0.1 Aperture radius used for m2 5.6 " Coma diameter 12 ' Tail position angle
(PA) 310 ° r (dist/Sun) 1.167 AU d (dist/Earth) 0.297 AU Right ascension 07 38 37.96 h m s Declination -16 10 44.2 ° ' " MPC report COD B51
CON J. Nicolas, 364 chemin de Notre Dame, 06220 Vallauris, France
CON [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2010.12.07 19:09:05
AC2 nicolas.joel@wanadoo.fr
NET USNO-A2.0
0103P C2010 12 03.02284 07 38 38.10 -16 10 36.3 12.7 N B51
0103P C2010 12 03.03023 07 38 37.96 -16 10 44.2 12.8 N B51
Instrument type Newton Instrument aperture (0=naked eye) 410 mm Instrument focale length 1335 mm Instrument focale/diameter 3.25 Filter(s) None Camera ST8XME Sensor CCD Binning 1x1 Exposure total time 400 s Air mass 2.27 Observatory MPC code B51 Location 06 Vallauris Reference stars catalog USNOA2.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.4 "/pix Observation submission date 2010 Dec 08 10h30m51s Observation modification date 2010 Dec 08 10h40m47s