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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2012 Feb 20 18h40 UT by Philippe Dupouy

Nuclear magnitude (m2)12.9
m2 standard deviation0.1
Aperture radius used for m26 "
r (dist/Sun) 1.037 AU
d (dist/Earth) 1.857 AU
Right ascension23 45 20.72 h m s
Declination-02 45 58.0 ° ' "
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 typeSchmidt-Cassegrain
Instrument aperture (0=naked eye)200 mm
Instrument focale length660 mm
Instrument focale/diameter3.3
CameraAudine 400
SensorCCD
Sensor size6.9x4.6 mm2
Sensor pixels number768x512
Sensor temperature-10 °C
Binning1x1
MountLX200
TrackingYes
AutoguideNo
Observatory MPC code958
LocationDax 40100 France
Reference stars catalogUCAC-3
Photometry|Astrometry softwareASTROMETRICA
Observation submission date2012 Feb 22 00h15m02s

(Record n° 5934)

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