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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Sep 28 03h44 UT by Joel Nicolas

Nuclear magnitude (m2)12.2
m2 standard deviation0.0
Aperture radius used for m28.4 "
Afrho266 cm
Afrho error3 cm
r (dist/Sun) 1.044 AU
d (dist/Earth) 0.439 AU
Right ascension06 45 31.99 h m s
Declination+03 56 23.0 ° ' "
MPC report
COD A77
CON J. NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2018.09.28 15:59:18
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P         C2018 09 28.15522 06 45 31.99 +03 56 23.0          12.2 N      A77
0021P         C2018 09 28.15720 06 45 32.27 +03 56 13.1          12.2 N      A77
0021P         C2018 09 28.15917 06 45 32.55 +03 56 02.8          12.2 N      A77
0021P         C2018 09 28.16113 06 45 32.77 +03 55 52.8          12.2 N      A77
0021P         C2018 09 28.16310 06 45 33.02 +03 55 43.0          12.2 N      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)R Bessel
CameraST8XME
SensorCCD
Sensor temperature-18 °C
Binning1x1
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Observation submission date2018 Sep 28 16h02m25s
Observation modification date2018 Sep 28 16h29m19s

(Record n° 19799)

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