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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Sep 01 02h41 UT by Joel Nicolas


(Copyright Joel Nicolas)

Coma Total magnitude (m1)8.3
Nuclear magnitude (m2)11
m2 standard deviation0.3
Aperture radius used for m27.0 "
Coma diameter3.7 '
Afrho680 cm
Afrho error14 cm
r (dist/Sun) 1.022 AU
d (dist/Earth) 0.407 AU
Right ascension05 01 45.11 h m s
Declination+48 06 52.0 ° ' "
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 2018.09.01 11:10:16
AC2 nicolas.joel@wanadoo.fr
NET UCAC-4
0021P         C2018 09 01.11182 05 01 45.11 +48 06 52.0          10.7 N      A77
0021P         C2018 09 01.11402 05 01 45.94 +48 06 40.5          10.7 N      A77
0021P         C2018 09 01.11668 05 01 46.92 +48 06 26.4          10.7 N      A77
0021P         C2018 09 01.11964 05 01 47.93 +48 06 10.9          11.2 N      A77
0021P         C2018 09 01.12150 05 01 48.61 +48 06 00.8          11.3 N      A77
0021P         C2018 09 01.12346 05 01 49.35 +48 05 50.9          11.3 N      A77
0021P         C2018 09 01.12638 05 01 50.51 +48 05 35.8          11.3 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-15 °C
Binning1x1
Exposure details16*20s
Observatory MPC codeA77
Location04 Dauban
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Observation submission date2018 Sep 02 05h53m55s
Observation modification date2018 Sep 02 06h05m03s

(Record n° 19579)

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