103P/Hartley (Record n° 1247)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2010 Nov 04 14h53 UT by Nicolas BiverComa Total magnitude (m1) 5.9 Coma diameter 25 ' Coma condensation degree
(DC) 3 r (dist/Sun) 1.063 AU d (dist/Earth) 0.154 AU ICQ full report 103 2010 11 04.62 S 5.9 HV 5.0R 5 8 25 3 ICQ XX BIV
Instrument type Refractor Instrument aperture (0=naked eye) 50 mm Instrument focale length 250 mm Instrument focale/diameter 5 Sensor Eye Power magnification 8 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog HIPPARC Observation submission date 2010 Dec 06 18h41m04s