103P/Hartley (Record n° 1067)
Perihelion distance : 1.07 AU
Inclination to ecliptic : 14 °
Orbital period : 6.48 years
Eccentricity : 0.69
NASA/JPL elements
IAU/MPC elements
On 2010 Oct 05 21h59 UT by Jean-Yves Corsand
(Copyright Jean-Yves Corsand)Coma Total magnitude (m1) 12.3 Magnitude (MPC m2) 13.3 Coma diameter 5.5 ' Coma condensation degree
(DC) 2 Tail length 0 ° r (dist/Sun) 1.107 AU d (dist/Earth) 0.164 AU Right ascension 25.39142 ° Declination +56.74942 ° Instrument Meade LightBridge 12" Instrument type Newton Instrument aperture (0=naked eye) 305 mm Instrument focale length 1525 mm Sensor Eye Mount Dobson Power magnification 170 X Magnitude visual estimation method
(ICQ code) M Sky transparency (naked eye max mag) 6 Seeing 2 Location Raph?le 13280 France Reference stars catalog (ast) TYCHO2 Resulting picture sampling (scale) 5.7 "/pix URL for more information or pictures http://fomalhaut.x10hosting.com/ Remarks or comments Lumi?res indirectes du village Observation submission date 2010 Oct 12 17h44m00s Observation modification date 2010 Oct 12 17h45m06s