21P/Giacobini-Zinner (Record n° 5934)
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 20 18h40 UT by Philippe DupouyMagnitude (MPC m2) 12.9 Magnitude standard deviation 0.1 Aperture radius for m2 6 " r (dist/Sun) 1.037 AU d (dist/Earth) 1.857 AU Right ascension 356.33633 ° Declination -2.76611 ° MPC report COD 958
OBS Ph. Dupouy
MEA Ph. Dupouy
TEL 0.20-m f/3.3 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2012.02.21 04:34:22
AC2 obsdax@wanadoo.fr
NET UCAC-3
0021P KC2012 02 20.77804 23 45 20.72 -02 45 58.0 12.9 N 958
0021P KC2012 02 20.78612 23 45 22.85 -02 45 55.0 12.7 N 958
0021P KC2012 02 20.79665 23 45 25.47 -02 45 53.0 13.0 N 958
Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 200 mm Instrument focale length 660 mm Instrument focale/diameter 3.3 Camera Audine 400 Sensor CCD Sensor size 6.9x4.6 mm2 Sensor pixels number 768x512 Sensor temperature -10 °C Binning 1x1 Mount LX200 Motorization Yes Autoguide No Observatory MPC code 958 Location Dax 40100 France Reference stars catalog (ast) UCAC-3
Used softwares ASTROMETRICA Observation submission date 2012 Feb 22 00h15m02s