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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Nov 20 03h38 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Nuclear magnitude (m2)15.4
m2 standard deviation0.1
Aperture radius used for m26.7 "
Coma diameter1 '
Tail length0.2 °
r (dist/Sun) 1.403 AU
d (dist/Earth) 0.788 AU
Right ascension07 18 58.03 h m s
Declination-36 26 18.8 ° ' "
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 W96 NEOCP 2018.11.19 and 20
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P         C2018 11 20.15127 07 18 58.03 -36 26 18.8          15.4 N      W96
0021P         C2018 11 20.17352 07 18 56.84 -36 26 42.4          15.4 N      W96
0021P         C2018 11 20.19887 07 18 55.53 -36 27 12.0          15.5 N      W96
Instrument typeRitchey-Chretien
Instrument aperture (0=naked eye)400 mm
Instrument focale length2000 mm
Instrument focale/diameter5
Filter(s)None
CameraAPOGEE
SensorCCD
Sensor temperature-25 °C
Binning2x2
MountVMA 200
AutoguideNo
Exposure details30 x 60s
Observatory MPC codeW96
LocationSan Pedro d'Atacama Chili
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.12 "/pix
Observation submission date2018 Nov 20 10h00m51s
Observation modification date2018 Nov 20 10h26m49s

(Record n° 20048)

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