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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Aug 15 02h19 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)9
Aperture radius used for m10.93 '
Nuclear magnitude (m2)11.3
m2 standard deviation0.0
Aperture radius used for m213.2 "
Coma diameter6 '
Afrho693 cm
Afrho error21 cm
r (dist/Sun) 1.080 AU
d (dist/Earth) 0.493 AU
Right ascension02 29 36.08 h m s
Declination+64 59 23.5 ° ' "
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 2018.08.15 06:17:38
AC2 fkugel@wanadoo.fr
NET UCAC-4
0021P         C2018 08 15.09644 02 29 36.08 +64 59 23.5          11.3 R      A77
0021P         C2018 08 15.10354 02 29 40.80 +64 59 12.6          11.3 R      A77
0021P         C2018 08 15.11158 02 29 46.17 +64 59 00.0           9.0 T      A77
Instrumental configurationConfig1
Instrument typeSchmidt-Cassegrain
Instrument aperture (0=naked eye)200 mm
Instrument focale length800 mm
Instrument focale/diameter4
Filter(s)r
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountMeade MCMT
Exposure details33x30s
Observatory MPC codeA77
Reference stars catalogUCAC-4
Resulting picture sampling (scale)1.86 "/pix
Observation submission date2018 Aug 15 06h21m48s
Observation modification date2018 Aug 15 10h22m07s

(Record n° 19487)

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