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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Aug 14 20h28 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)9.6
Aperture radius used for m10.54 '
Nuclear magnitude (m2)11.4
m2 standard deviation0.0
Aperture radius used for m26.5 "
Coma diameter8.30 '
Afrho703 cm
r (dist/Sun) 1.085 AU
d (dist/Earth) 0.499 AU
Right ascension02 26 51.59 h m s
Declination+65 05 27.5 ° ' "
MPC report
COD C10
CON J.-F. Soulier [jean-francois.soulier2@wanadoo.fr]
OBS J.-F. Soulier
MEA J.-F. Soulier
TEL 0.30-m f/3.8 Newtonian reflector + CCD
ACK MPCReport file updated 2018.08.14 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P         C2018 08 14.85274 02 26 51.59 +65 05 27.5          11.4 R      C10
0021P         C2018 08 14.87081 02 27 04.11 +65 04 58.8           9.6 T      C10
0021P         C2018 08 14.88698 02 27 14.90 +65 04 36.6          11.4 R      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)Rc (UBVRI)
CameraST8-XME
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details40 x 30s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2018 Aug 15 00h22m46s
Observation modification date2018 Aug 15 00h36m11s

(Record n° 19485)

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