21P/Giacobini-Zinner (Record n° 5621)
Orbital period : 6.54 years
NASA/JPL elements
IAU/MPC elements
On 2012 Feb 07 18h35 UT by Philippe DupouyNuclear magnitude (m2) 12.3 m2 standard deviation 0.1 Aperture radius used for m2 6 " r (dist/Sun) 1.033 AU d (dist/Earth) 1.851 AU Right ascension 22 48 18.94 h m s Declination -03 42 52.9 ° ' " MPC report COD 958
OBS Ph. Dupouy
MEA Ph. Dupouy
TEL 0.20-m f/3.3 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2012.02.09 22:04:28
AC2 obsdax@wanadoo.fr
NET UCAC-3
0021P KC2012 02 07.77413 22 48 18.94 -03 42 52.9 12.2 N 958
0021P KC2012 02 07.78008 22 48 20.47 -03 42 51.1 12.2 N 958
0021P KC2012 02 07.78587 22 48 22.05 -03 42 49.8 12.3 N 958
0021P KC2012 02 07.79222 22 48 23.49 -03 42 50.6 12.5 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 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 03h31m29s