103P/Hartley (Record n° 1239)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2010 Oct 21 04h34 UT by Nicolas BiverComa Total magnitude (m1) 6.1 Coma diameter 30 ' Coma condensation degree
(DC) 2 r (dist/Sun) 1.063 AU d (dist/Earth) 0.121 AU ICQ full report 103 2010 10 21.19 S 6.1:HV 5.0B 7 30 2 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 HIPPARC Observation submission date 2010 Dec 06 18h41m04s