21P/Giacobini-Zinner (Record n° 5779)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2012 Jan 18 17h59 UT by Philippe DupouyNuclear magnitude (m2) 12.1 m2 standard deviation 0.2 Aperture radius used for m2 6 " r (dist/Sun) 1.088 AU d (dist/Earth) 1.888 AU Right ascension 21 21 59.70 h m s Declination -04 36 45.8 ° ' " MPC report COD 958
OBS Ph. Dupouy
MEA Ph. Dupouy
TEL 0.25-m f/6.3 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2012.01.21 02:43:07
AC2 obsdax@wanadoo.fr
NET UCAC-3
0021P KC2012 01 18.74975 21 21 59.70 -04 36 45.8 12.2 N 958
0021P IC2012 01 18.75658 21 22 01.58 -04 36 42.9 11.7 N 958
0021P KC2012 01 18.76435 21 22 03.41 -04 36 42.7 12.1 N 958
0021P KC2012 01 18.77991 21 22 07.44 -04 36 39.3 12.2 N 958
Instrument type Schmidt-Cassegrain Instrument aperture (0=naked eye) 250 mm Instrument focale length 1575 mm Instrument focale/diameter 6.3 Camera Audine 1600 Sensor CCD Sensor size 13.8x9.2 mm2 Sensor pixels number 1536x1024 Sensor temperature -10 °C Binning 2x2 Mount LX200 Tracking Yes Autoguide No Observatory MPC code 958 Location Dax 40100 France Reference stars catalog UCAC-3
Photometry|Astrometry software ASTROMETRICA Observation submission date 2012 Feb 16 06h04m13s