103P/Hartley (Record n° 969)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 1997 Sep 30 06h29 UT by Nicolas BiverComa Total magnitude (m1) 13.2 Coma diameter 0.7 ' Coma condensation degree
(DC) 3 r (dist/Sun) 1.515 AU d (dist/Earth) 1.063 AU ICQ full report 103 1997 09 30.27 S 13.2:HS 25.6L 5 169 0.7 3 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 256 mm Instrument focale length 1280 mm Instrument focale/diameter 5 Sensor Eye Power magnification 169 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog GSC Observation submission date 2010 Sep 30 11h26m29s