103P/Hartley (Record n° 27527)
Orbital period : 6.48 years
NASA/JPL elements
IAU/MPC elements
On 2023 Sep 07 03h26 UT by Michael Irzyk
(Copyright Michael Irzyk)Coma Total magnitude (m1) 15.1 Aperture radius used for m1 0.2 ' Nuclear magnitude (m2) 15.6 Aperture radius used for m2 5.6 " r (dist/Sun) 1.170 AU d (dist/Earth) 0.424 AU Right ascension 03 30 58.39 h m s Declination +43 04 20.2 ° ' " Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 350 mm Instrument focale length 2800 mm Instrument focale/diameter 8 Filter(s) Clear Sensor CMOS Exposure total time 1260 s Exposure details 21*60s Location melun Reference stars catalog UCAC-4 Used softwares prism Resulting picture sampling (scale) 0.56 "/pix Observation submission date 2023 Sep 07 15h46m00s