21P/Giacobini-Zinner (Record n° 19250)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Jun 20 00h00 UT by Jean-Francois Soulier
(Copyright Jean-Francois Soulier)Coma diameter 1.40 ' Tail length 0.053 ° r (dist/Sun) 1.507 AU d (dist/Earth) 0.953 AU Instrument type Newton Instrument aperture (0=naked eye) 300 mm Instrument focale length 1140 mm Instrument focale/diameter 3.8 Filter(s) None Camera ST8-XME Sensor CCD Sensor temperature -15 °C Binning 1x1 Mount F60a Axis Instruments Autoguide No Exposure details 60 x 60s Observatory MPC code C10 Location Seine et Marne (77) Used softwares ASTROMETRICA Resulting picture sampling (scale) 1.62 "/pix Image processing Prism V10, Gimp Observation submission date 2018 Jun 20 10h02m36s