21P/Giacobini-Zinner (Record n° 19653)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Sep 08 03h30 UT by Cyrille Calvet
(Copyright Cyrille Calvet )r (dist/Sun) 1.013 AU d (dist/Earth) 0.393 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 ASI1600mcc Sensor CCD Sensor size 17.7 x 13.4 mm2 Sensor pixels number 4656x3520 Sensor temperature -22 °C Binning 2x2 Mount SWEQ8 Motorization Yes Autoguide Yes Exposure total time 5460 s Exposure details 91x1mn Sky transparency (naked eye max mag) 4 Seeing 2 Location Tautavel 66720 France Resulting picture sampling (scale) 1.31 "/pix Image processing DSS.Maxim DL.Photoshop URL for more information or pictures http://astronomiecyrille.over-blog.com/2018/09/comet-21p/giacobini-zinner-le-08-septembre-2018.html Observation submission date 2018 Sep 09 21h14m28s