103P/Hartley (Record n° 977)
Perihelion distance : 1.07 AU
Inclination to ecliptic : 14 °
Orbital period : 6.48 years
Eccentricity : 0.69
NASA/JPL elements
IAU/MPC elements
On 1997 Nov 30 06h00 UT by Nicolas BiverComa Total magnitude (m1) 8.9 Coma diameter 7 ' Coma condensation degree
(DC) 4 r (dist/Sun) 1.077 AU d (dist/Earth) 0.924 AU ICQ full report 103 1997 11 30.25 B 8.9 S 5.0B 7 7 4 ICQ XX BIV
Instrument type Binoculars Instrument aperture (0=naked eye) 50 mm Sensor Eye Power magnification 7 X Magnitude visual estimation method
(ICQ code) B Reference stars catalog (ast) S Observation submission date 2010 Sep 30 11h28m14s