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103P/Hartley

Orbital period : 6.48 years

NASA/JPL elements
IAU/MPC elements


On 2010 Aug 07 02h38 UT by Nicolas Biver

Coma Total magnitude (m1)12.9
Coma diameter1.6 '
Coma condensation degree (DC)2
r (dist/Sun) 1.516 AU
d (dist/Earth) 0.634 AU
ICQ full report
103        2010 08 07.11  S 12.9 HS 40.7L 4 135   1.6  2            ICQ XX BIV
Instrument typeNewton
Instrument aperture (0=naked eye)407 mm
Instrument focale length1628 mm
Instrument focale/diameter4
SensorEye
Power magnification 135 X
Magnitude visual estimation method (ICQ code)S
Reference stars catalogGSC
Observation submission date2010 Dec 06 18h41m03s

(Record n° 1213)

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