103P/Hartley (Record n° 1006)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 1998 Feb 17 06h43 UT by Nicolas BiverComa Total magnitude (m1) 10.1 Coma diameter 4.5 ' Coma condensation degree
(DC) 3 Tail length 0.05 ° Tail position angle
(PA) 70 ° r (dist/Sun) 1.295 AU d (dist/Earth) 0.998 AU ICQ full report 103 1998 02 17.28 S 10.1 TJ 25.6L 5 42 4.5 3 0.05 70 ICQ XX BIV
Instrument type Newton Instrument aperture (0=naked eye) 256 mm Instrument focale length 1280 mm Instrument focale/diameter 5 Sensor Eye Power magnification 42 X Magnitude visual estimation method
(ICQ code) S Reference stars catalog TYCHO Observation submission date 2010 Sep 30 11h29m56s