C/2017 O1 (ASASSN) (Record n° 18371)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 13 21h59 UT by Lionel Rousselot
(Copyright Lionel Rousselot)Nuclear magnitude (m2) 14.4 Aperture radius used for m2 9.6 " r (dist/Sun) 1.499 AU d (dist/Earth) 0.723 AU Right ascension 04 40 30.02 h m s Declination +49 51 22.6 ° ' " Instrument Skywatcher esprit 80ed Instrument type Refractor Instrument aperture (0=naked eye) 80 mm Instrument focale length 400 mm Instrument focale/diameter 5 Filter(s) L Camera zwo asi 178mm Sensor CCD Binning 2x2 Motorization Yes Autoguide Yes Exposure total time 1200 s Exposure details 10*120s Seeing 3 Location vierzon Reference stars catalog UCAC-4 Used softwares ASTROMETRICA Resulting picture sampling (scale) 2.4 "/pix Image processing Prétraitement avec Siril Observation submission date 2017 Oct 15 22h14m39s