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103P/Hartley

Orbital period : 6.48 years

NASA/JPL elements
IAU/MPC elements


On 2010 Oct 10 22h42 UT by Nicolas Biver

Coma Total magnitude (m1)6.0
Coma diameter27 '
Coma condensation degree (DC)3
Tail length0 °
Tail position angle (PA)240 °
r (dist/Sun) 1.089 AU
d (dist/Earth) 0.142 AU
Instrument typeBinoculars
Instrument aperture (0=naked eye)50 mm
SensorEye
Power magnification7 X
Magnitude visual estimation method (ICQ code)S
Sky transparency (naked eye max mag)6
LocationAblis
Reference stars catalogHIPPARC
Observation submission date2010 Oct 12 14h06m40s

(Record n° 1064)

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