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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Sep 21 03h08 UT by Francois Kugel

Coma Total magnitude (m1)9.4
Aperture radius used for m10.93 '
Nuclear magnitude (m2)12.2
m2 standard deviation0.0
Aperture radius used for m213 "
Afrho350 cm
Afrho error14 cm
r (dist/Sun) 1.024 AU
d (dist/Earth) 0.410 AU
Right ascension06 27 37.44 h m s
Declination+14 40 54.5 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS A. Klotz ; F. Kugel
MEA F. Kugel
TEL 0.20-m f/4 Schmidt-Cassegrain + CCD
ACK MPCReport file updated 2018.09.21 07:45:36
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P         C2018 09 21.13085 06 27 37.44 +14 40 54.5          12.2 R      A77
0021P         C2018 09 21.13767 06 27 38.56 +14 40 14.2          12.2 R      A77
0021P         C2018 09 21.14554 06 27 39.93 +14 39 29.0           9.4 T      A77
Instrumental configurationConfig1
Instrument typeSchmidt-Cassegrain
Instrument aperture (0=naked eye)200 mm
Instrument focale length800 mm
Instrument focale/diameter4
Filter(s)r
CameraST2000XM
SensorCCD
Sensor temperature-20 °C
Binning1x1
MountMeade MCMT
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Observation submission date2018 Sep 21 08h28m31s
Observation modification date2018 Sep 21 20h09m01s

(Record n° 19763)

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