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103P/Hartley

Perihelion distance : 1.07 AU
Inclination to ecliptic : 14 °
Orbital period : 6.48 years
Eccentricity : 0.69

NASA/JPL elements
IAU/MPC elements


On 1997 Nov 01 08h10 UT by Nicolas Biver

Coma Total magnitude (m1)10.9
Coma diameter4 '
Coma condensation degree (DC)3
r (dist/Sun) 1.249 AU
d (dist/Earth) 1.022 AU
ICQ full report
103        1997 11 01.34  S 10.9 HS 25.6L 5  42   4    3            ICQ XX BIV
Instrument typeNewton
Instrument aperture (0=naked eye)256 mm
Instrument focale/diameter5
SensorEye
Power magnification 42 X
Magnitude visual estimation method (ICQ code)S
Reference stars catalog (ast)GSC
Observation submission date2010 Sep 30 11h28m14s

(Record n° 971)

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