21P/Giacobini-Zinner (Record n° 19325)
Perihelion distance : 1.01 AU
Inclination to ecliptic : 32 °
Orbital period : 6.52 years
Eccentricity : 0.71
NASA/JPL elements
IAU/MPC elements
On 2018 Jul 12 01h25 UT by Francois Kugel
(Copyright Francois Kugel)Magnitude (MPC m2) 12.9 Magnitude standard deviation 0.1 Aperture radius for m2 13.2 " r (dist/Sun) 1.314 AU d (dist/Earth) 0.753 AU Right ascension 330.76458 ° Declination +56.39108 ° MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.06-m f/5.8 refractor + CCD
ACK MPCReport file updated 2018.07.12 06:17:42
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P KC2018 07 12.05879 22 03 03.50 +56 23 27.9 12.9 V A77
0021P KC2018 07 12.06141 22 03 04.09 +56 23 33.5 12.8 V A77
0021P KC2018 07 12.06402 22 03 04.63 +56 23 38.6 12.9 V A77
Instrumental configuration Config4 Instrument type Refractor Instrument aperture (0=naked eye) 60 mm Instrument focale length 348 mm Instrument focale/diameter 5.8 Filter L Camera ATIK460ex Sensor CCD Sensor temperature -15 °C Binning 1x1 Picture exposure details 3x60s Observatory MPC code A77 Reference stars catalog (ast) USNO-SA2.0
Image resize factor 1 Resulting picture sampling (scale) 2.64 "/pix Observation submission date 2018 Jul 12 06h21m05s Observation modification date 2018 Jul 12 20h57m59s