21P/Giacobini-Zinner (Record n° 2708)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2011 May 02 00h55 UT by Francois KugelNuclear magnitude (m2) 19.8 m2 standard deviation 0.3 Aperture radius used for m2 10 " r (dist/Sun) 3.210 AU d (dist/Earth) 2.329 AU Right ascension 16 15 04.75 h m s Declination +08 58 41.4 ° ' " MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.5-m f/3 reflector + CCD
ACK MPCReport file updated 2011.05.02 05:49:32
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P KC2011 05 02.03816 16 15 04.75 +08 58 41.4 19.4 N A77
0021P KC2011 05 02.04591 16 15 04.48 +08 58 47.7 20.1 N A77
0021P KC2011 05 02.05365 16 15 04.08 +08 58 52.6 19.9 N A77
Instrument type Newton Instrument aperture (0=naked eye) 500 mm Instrument focale length 1500 mm Instrument focale/diameter 3 Sensor CCD Observatory MPC code A77 Reference stars catalog USNO-SA2.0
Observation submission date 2011 May 02 05h53m54s