103P/Hartley (Record n° 1227)
Perihelion distance : 1.07 AU
Inclination to ecliptic : 14 °
Orbital period : 6.48 years
Eccentricity : 0.69
NASA/JPL elements
IAU/MPC elements
On 2010 Oct 10 22h34 UT by Nicolas BiverComa Total magnitude (m1) 7.0 Coma diameter 20 ' Coma condensation degree
(DC) 2 r (dist/Sun) 1.089 AU d (dist/Earth) 0.142 AU ICQ full report 103 2010 10 10.94 S 7.0 HV 25.6L 5 42 20 2 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 256 mm Instrument focale/diameter 5 Sensor Eye Power magnification 42 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog (ast) HIPPARC Observation submission date 2010 Dec 06 18h41m03s