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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Sep 02 09h12 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)8.52
Aperture radius used for m10.52 '
Nuclear magnitude (m2)11.4
m2 standard deviation0.0
Aperture radius used for m26.7 "
Coma diameter5 '
Afrho862 cm
Afrho error61 cm
r (dist/Sun) 1.020 AU
d (dist/Earth) 0.404 AU
Right ascension05 09 32.78 h m s
Declination+46 12 46.8 ° ' "
MPC report
COD W96
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS A. Maury, J.-B. de Vanssay, J.-F. Soulier
MEA J.-F. Soulier
TEL 0.4-m f/5 Ritchey-Chretien + CCD
ACK MPCReport file updated 2018.09.02 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P         C2018 09 02.38365 05 09 32.78 +46 12 46.8          11.4 R      W96
0021P         C2018 09 02.39193 05 09 35.61 +46 12 01.3           9.3 T      W96
0021P         C2018 09 02.40075 05 09 38.66 +46 11 13.1          11.4 R      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2000 mm
Instrument focale/diameter5
Filter(s)R (RGB)
CameraAPOGEE ALTA
SensorCCD
Sensor temperature-25 °C
Binning2x2
MountVMA 200
AutoguideNo
Exposure details20 x 15s
Observatory MPC codeW96
LocationSan Pedro d
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.12 "/pix
Observation submission date2018 Sep 02 12h38m05s
Observation modification date2018 Sep 02 14h00m32s

(Record n° 19590)

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