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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Aug 11 02h21 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)8.8
Aperture radius used for m10.93 '
Nuclear magnitude (m2)11.8
m2 standard deviation0.1
Aperture radius used for m213 "
Afrho661 cm
Afrho error20 cm
r (dist/Sun) 1.101 AU
d (dist/Earth) 0.520 AU
Right ascension01 44 06.38 h m s
Declination+66 13 57.5 ° ' "
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 2018.08.11 05:07:28
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P        KC2018 08 11.09776 01 44 06.38 +66 13 57.5          11.7 R      A77
0021P        KC2018 08 11.10200 01 44 09.11 +66 13 54.8          11.8 R      A77
0021P        KC2018 08 11.10767 01 44 12.95 +66 13 51.3           8.8 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-10 °C
MountMeade MCMT
Exposure details3x60s
Observatory MPC codeA77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)1.86 "/pix
Remarks or commentshttp://cara.uai.it/
Observation submission date2018 Aug 11 05h53m34s
Observation modification date2018 Aug 11 18h12m35s

(Record n° 19455)

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