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103P/Hartley

Orbital period : 6.48 years

NASA/JPL elements
IAU/MPC elements


On 2010 Aug 16 00h58 UT by Nicolas Biver

Coma Total magnitude (m1)12.6
Coma diameter1.5 '
Coma condensation degree (DC)3
r (dist/Sun) 1.440 AU
d (dist/Earth) 0.539 AU
ICQ full report
103        2010 08 16.04  S 12.6 HS 40.7L 4 135   1.5  3            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° 1221)

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