46P/Wirtanen (Record n° 20313)
Orbital period : 5.44 years
NASA/JPL elements
IAU/MPC elements
On 2018 Dec 29 20h37 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 3.458 AU d (dist/Earth) 4.379 AU Instrumental configuration Config3 Instrument SW Quattro Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1200 mm Instrument focale/diameter 4 Filter(s) IDAS LPS Camera ZWO ASI 1600 Mcc Sensor CCD Sensor size 17.7x13.4 mm2 Sensor pixels number 4656x3520 Sensor temperature -25 °C Binning 2x2 Mount SW EQ8 Motorization Yes Autoguide No Exposure total time 2790 s Exposure details 93x30s Sky transparency (naked eye max mag) 4 Seeing 5 Location Tautavel 66720 France Resulting picture sampling (scale) 1.3 "/pix Image processing Maxim;DSS;Photoshop URL for more information or pictures http://astronomiecyrille.over-blog.com/2019/01/comete-46p/wirtanen-le-29-decembre-2018.html Observation submission date 2019 Jan 03 18h11m59s Observation modification date 2019 Jan 03 18h13m34s