21P/Giacobini-Zinner (Record n° 19409)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2018 Jul 26 01h38 UT by Francois KugelComa Total magnitude (m1) 10.4 Aperture radius used for m1 1.3 ' Nuclear magnitude (m2) 12.6 m2 standard deviation 0.1 Aperture radius used for m2 13.2 " r (dist/Sun) 1.204 AU d (dist/Earth) 0.639 AU Right ascension 23 13 59.04 h m s Declination +63 23 58.5 ° ' " 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 2018.07.26 06:24:37
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P C2018 07 26.06778 23 13 59.04 +63 23 58.5 12.6 V A77
0021P C2018 07 26.07645 23 14 02.32 +63 24 13.4 12.5 V A77
0021P C2018 07 26.08506 23 14 05.99 +63 24 21.6 10.4 T 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(s) L Camera ATIK460ex Sensor CCD Sensor temperature -10 °C Binning 1x1 Mount Meade MCMT-TDM Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Observation submission date 2018 Jul 26 06h37m48s