103P/Hartley (Record n° 975)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 1997 Nov 23 06h43 UT by Nicolas BiverComa Total magnitude (m1) 9.4 Coma diameter 5 ' Coma condensation degree
(DC) 3 r (dist/Sun) 1.109 AU d (dist/Earth) 0.951 AU ICQ full report 103 1997 11 23.28 S 9.4 S 5.0B 7 5 3 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) S Reference stars catalog S Observation submission date 2010 Sep 30 11h28m14s