103P/Hartley (Record n° 1050)
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 06 23h25 UT by Thierry Noel
(Copyright Thierry Noel)Magnitude (MPC m2) 12.7 Aperture radius for m2 10 " Tail position angle
(PA) 210 ° r (dist/Sun) 1.103 AU d (dist/Earth) 0.159 AU Instrument GSO Jean-Marc Lecleire + reduct Instrument type Newton Instrument aperture (0=naked eye) 200 mm Instrument focale length 750 mm Camera SBIG ST7-XME Sensor CCD Sensor size 6.9x4.6 mm2 Sensor pixels number 765x510 Sensor temperature -15 °C Binning 1x1 Mount Atlas-EQG Autoguide Yes Exposure total time 7500 s Exposure details 25x30s Sky transparency (naked eye max mag) 4.5 Observatory MPC code B83 Location Gieres 38610 France Reference stars catalog (ast) USNOB1.0 Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.5 "/pix Image processing Iris (-dark, /flat, add, ddp) Observation submission date 2010 Oct 09 01h09m51s Observation modification date 2010 Oct 12 22h37m49s