103P/Hartley (Record n° 28117)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2023 Aug 20 01h55 UT by Nicolas BiverComa Total magnitude (m1) 11.9 Coma diameter 3.8 ' Coma condensation degree
(DC) 2 ICQ full report 103 2023 08 20.08 S 11.9 AV 40.7L 4 72 3.8 2 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 72 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog AV Observation submission date 2024 Jan 24 16h57m04s