C/2017 O1 (ASASSN) (Record n° 18421)
Orbital period : 6932.00 years
NASA/JPL elements
IAU/MPC elements
On 2017 Oct 26 02h45 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 34.579 AU d (dist/Earth) 34.686 AU Instrumental configuration Config2 Instrument TS Optic ED 110/770 Instrument type Refractor Instrument aperture (0=naked eye) 110 mm Instrument focale length 770 mm Instrument focale/diameter 7 Filter(s) IDAS LPS Camera ZWO ASI 1600mc color Sensor CCD Sensor size 17.7 x 13.4 mm2 Sensor pixels number 4656 x 3520 Sensor temperature -25 °C Binning 2x2 Mount SW NEQ6 Motorization Yes Autoguide Yes Exposure total time 6300 s Exposure details 21x5mn Sky transparency (naked eye max mag) 3.5 Seeing 1 Location Tautavel 66720 France Image processing DSS Photoshop URL for more information or pictures http://astronomiecyrille.over-blog.com/2017/10/comete-c/2017-o1-asassn-nuit-du-25-26-octobre-2017.html Observation submission date 2017 Oct 26 17h31m24s Observation modification date 2018 Apr 02 05h43m45s