103P/Hartley (Record n° 1214)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2010 Aug 07 23h46 UT by Nicolas BiverComa Total magnitude (m1) 13.2 Coma diameter 1.4 ' Coma condensation degree
(DC) 3 r (dist/Sun) 1.516 AU d (dist/Earth) 0.634 AU ICQ full report 103 2010 08 07.99 S 13.2 HS 40.7L 4 135 1.4 3 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 407 mm Instrument focale length 1628 mm Instrument focale/diameter 4 Sensor Eye Power magnification 135 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog GSC Observation submission date 2010 Dec 06 18h41m03s