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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Jul 20 02h12 UT by Francois Kugel


(Copyright Francois Kugel)

Coma Total magnitude (m1)10.8
Aperture radius used for m11.3 '
Nuclear magnitude (m2)12.7
m2 standard deviation0.0
Aperture radius used for m213.2 "
r (dist/Sun) 1.250 AU
d (dist/Earth) 0.687 AU
Right ascension22 38 24.09 h m s
Declination+60 38 02.2 ° ' "
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 2018.07.20 06:13:04
AC2 fkugel@wanadoo.fr
NET USNO-SA2.0
0021P         C2018 07 20.09162 22 38 24.09 +60 38 02.2          12.7 V      A77
0021P         C2018 07 20.09598 22 38 25.38 +60 38 10.4          12.7 V      A77
0021P         C2018 07 20.10119 22 38 26.97 +60 38 19.7          10.8 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
Exposure details3x60s
Observatory MPC codeA77
Reference stars catalogUSNO-SA2.0
Image resize factor1
Resulting picture sampling (scale)2.64 "/pix
Observation submission date2018 Jul 20 06h19m51s
Observation modification date2018 Jul 20 06h42m17s

(Record n° 19359)

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