21P/Giacobini-Zinner (Record n° 3669)
Perihelion distance : 1.01 AU
Inclination to ecliptic : 32 °
Orbital period : 6.52 years
Eccentricity : 0.71
NASA/JPL elements
IAU/MPC elements
On 2011 Jun 09 23h52 UT by Francois KugelMagnitude (MPC m2) 18.9 Magnitude standard deviation 0.5 Aperture radius for m2 10 " r (dist/Sun) 2.932 AU d (dist/Earth) 2.109 AU Right ascension 234.49108 ° Declination +14.79669 ° 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 2011.06.10 06:11:02
AC2 fkugel@wanadoo.fr
NET UCAC-3
0021P C2011 06 09.99459 15 37 57.86 +14 47 48.1 18.6 N A77
0021P C2011 06 09.99923 15 37 57.63 +14 47 50.8 19.6 N A77
0021P C2011 06 10.00385 15 37 57.34 +14 47 51.9 18.6 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 (ast) UCAC-3
Observation submission date 2011 Jun 10 06h37m49s