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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Aug 22 02h27 UT by Joel Nicolas


(Copyright Joel Nicolas)

Coma Total magnitude (m1)8.0
Nuclear magnitude (m2)11.5
m2 standard deviation0.0
Aperture radius used for m27.0 "
Afrho844 cm
Afrho error34 cm
r (dist/Sun) 1.050 AU
d (dist/Earth) 0.450 AU
Right ascension03 43 09.57 h m s
Declination+60 14 21.1 ° ' "
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 2018.08.23 18:39:23
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P         C2018 08 22.10223 03 43 09.57 +60 14 21.1          11.5 N      A77
0021P         C2018 08 22.10350 03 43 10.28 +60 14 17.0          11.5 N      A77
0021P         C2018 08 22.10468 03 43 10.87 +60 14 13.0          11.5 N      A77
0021P         C2018 08 22.10586 03 43 11.61 +60 14 09.1          11.5 N      A77
Instrumental configurationConfig1
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)I Bessel
CameraST8XME
SensorCCD
Sensor temperature-15 °C
Binning1x1
Exposure details3*25s
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Observation submission date2018 Aug 23 18h43m28s
Observation modification date2018 Aug 24 12h14m11s

(Record n° 19549)

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