21P/Giacobini-Zinner (Record n° 19681)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 11 03h10 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 1.013 AU d (dist/Earth) 0.392 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 ZWOASI1600mcc Sensor CCD Sensor size 17.7x13.4 mm2 Sensor pixels number 4656x3520 Sensor temperature -22 °C Binning 2x2 Mount SWeq8 Motorization Yes Autoguide Yes Exposure total time 6060 s Exposure details 105x1mn Sky transparency (naked eye max mag) 3 Seeing 2 Location Tautavel 66720 France Resulting picture sampling (scale) 1.31 "/pix Image processing Maxim;DSS;Photoshop URL for more information or pictures http://astronomiecyrille.over-blog.com/2018/09/comete-21p/giacobini-zinner-le-11-septembre-2018.html Observation submission date 2018 Sep 12 18h41m45s