21P/Giacobini-Zinner (Record n° 5913)
Perihelion distance : 1.01 AU
Inclination to ecliptic : 32 °
Orbital period : 6.52 years
Eccentricity : 0.71
NASA/JPL elements
IAU/MPC elements
On 2012 Feb 21 18h23 UT by Francois KugelMagnitude (MPC m2) 11.2 Magnitude standard deviation 0.1 Aperture radius for m2 44 " r (dist/Sun) 1.039 AU d (dist/Earth) 1.858 AU Right ascension 357.41421 ° Declination -2.68411 ° MPC report COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS F.Kugel
MEA F. Kugel
TEL 0.06-m f/3.5 refractor + CCD
ACK MPCReport file updated 2012.02.21 20:34:32
AC2 fkugel@wanadoo.fr
NET NOMAD
0021P C2012 02 21.76573 23 49 39.41 -02 41 02.8 11.3 N A77
0021P C2012 02 21.77167 23 49 41.12 -02 40 59.1 11.1 N A77
Instrument type Refractor Instrument aperture (0=naked eye) 60 mm Instrument focale length 210 mm Instrument focale/diameter 3.5 Filter IR pro Camera st8300 sbig Sensor CCD Sensor size 14x18 mm2 Sensor pixels number 1266x1676 Sensor temperature -20 °C Mount HEQ5pro Motorization Yes Autoguide No Moon phase 180 ° Observatory MPC code A77 Reference stars catalog (ast) NOMAD
Used softwares ASTROMETRICA Observation submission date 2012 Feb 21 21h38m26s