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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Jul 26 01h38 UT by Francois Kugel

Coma Total magnitude (m1)10.4
Aperture radius used for m11.3 '
Nuclear magnitude (m2)12.6
m2 standard deviation0.1
Aperture radius used for m213.2 "
r (dist/Sun) 1.204 AU
d (dist/Earth) 0.639 AU
Right ascension23 13 59.04 h m s
Declination+63 23 58.5 ° ' "
MPC report
COD A77
CON FRANCOIS KUGEL [fkugel@wanadoo.fr]
OBS C. Rinner, F. Kugel
MEA F. Kugel
TEL 0.06-m f/5.8 refractor + CCD
ACK MPCReport file updated 2018.07.26 06:24:37
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P         C2018 07 26.06778 23 13 59.04 +63 23 58.5          12.6 V      A77
0021P         C2018 07 26.07645 23 14 02.32 +63 24 13.4          12.5 V      A77
0021P         C2018 07 26.08506 23 14 05.99 +63 24 21.6          10.4 T      A77
Instrumental configurationConfig4
Instrument typeRefractor
Instrument aperture (0=naked eye)60 mm
Instrument focale length348 mm
Instrument focale/diameter5.8
Filter(s)L
CameraATIK460ex
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountMeade MCMT-TDM
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Observation submission date2018 Jul 26 06h37m48s

(Record n° 19409)

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