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103P/Hartley

Orbital period : 6.48 years

NASA/JPL elements
IAU/MPC elements


On 1997 Dec 25 05h46 UT by Nicolas Biver

Coma Total magnitude (m1) 8.6
Coma diameter5 '
Coma condensation degree (DC)5
r (dist/Sun) 1.033 AU
d (dist/Earth) 0.838 AU
ICQ full report
103        1997 12 25.24  B  8.6 TJ 25.6L 5  42   5    5            ICQ XX BIV
Instrument typeNewton
Instrument aperture (0=naked eye)256 mm
Instrument focale length1280 mm
Instrument focale/diameter5
SensorEye
Power magnification 42 X
Magnitude visual estimation method (ICQ code)B
Reference stars catalogTYCHO
Observation submission date2010 Sep 30 11h28m14s

(Record n° 983)

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