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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2018 Jul 22 21h13 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)10.9
Aperture radius used for m10.54 '
Nuclear magnitude (m2)12.6
m2 standard deviation0.0
Aperture radius used for m26.5 "
r (dist/Sun) 1.234 AU
d (dist/Earth) 0.671 AU
Right ascension22 53 51.28 h m s
Declination+61 58 54.6 ° ' "
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 2018.07.22 
AC2 jean-francois.soulier2@wanadoo.fr
NET UCAC-4
0021P         C2018 07 22.88424 22 53 51.28 +61 58 54.6          12.6 N      C10
0021P         C2018 07 22.90633 22 53 59.04 +61 59 32.5          12.6 N      C10
0021P         C2018 07 22.93251 22 54 08.01 +62 00 16.7          10.9 T      C10
Instrument typeNewton
Instrument aperture (0=naked eye)300 mm
Instrument focale length1140 mm
Instrument focale/diameter3.8
Filter(s)None
CameraST8-XME
SensorCCD
Sensor temperature-10 °C
Binning1x1
MountF60a Axis Instruments
AutoguideNo
Exposure details5 x 60s
Observatory MPC codeC10
LocationSeine et Marne (77)
Reference stars catalogUCAC-4
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.62 "/pix
Observation submission date2018 Jul 23 04h49m16s
Observation modification date2018 Jul 23 16h25m10s

(Record n° 19374)

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