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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2011 Aug 20 20h57 UT by Francois Kugel

Nuclear magnitude (m2)18.1
m2 standard deviation0.5
Aperture radius used for m27.5 "
r (dist/Sun) 2.351 AU
d (dist/Earth) 2.314 AU
Right ascension15 21 52.75 h m s
Declination+10 42 38.8 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.5-m f/3 reflector + CCD
ACK MPCReport file updated 2011.08.21 12:53:13
AC2 fkugel@wanadoo.fr
NET UCAC-3
0021P         C2011 08 20.87303 15 21 52.75 +10 42 38.8          18.7 N      A77
0021P         C2011 08 20.88388 15 21 53.27 +10 42 33.9          17.6 N      A77
0021P         C2011 08 20.89467 15 21 53.57 +10 42 28.6          17.9 N      A77
Instrument typeNewton
Instrument aperture (0=naked eye)500 mm
Instrument focale length1500 mm
Instrument focale/diameter3
SensorCCD
Observatory MPC codeA77
Reference stars catalogUCAC-3
Observation submission date2011 Aug 21 12h54m59s

(Record n° 4094)

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