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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2011 May 05 00h17 UT by Jean-Francois Soulier


(Copyright Jean-Francois Soulier)

Coma Total magnitude (m1)19.7
Aperture radius used for m10.6 '
r (dist/Sun) 3.188 AU
d (dist/Earth) 2.298 AU
Right ascension16 12 49.06 h m s
Declination+09 33 55.8 ° ' "
MPC report
COD C10
CON JEAN-FRANCOIS SOULIER [jean-francois.soulier2@wanadoo.fr]
OBS J.F. Soulier
MEA J.F. Soulier
TEL 0.255-m f/3.6 Newtonian reflector + CCD
ACK MPCReport file updated 2011.05.05
AC2 jean-francois.soulier2@wanadoo.fr
NET USNO-B1.0
0021P        KC2011 05 05.01196 16 12 49.06 +09 33 55.8          19.7 T      C10
0021P        KC2011 05 05.03021 16 12 48.26 +09 34 08.7          19.5 T      C10
0021P        KC2011 05 05.04941 16 12 47.39 +09 34 22.8          19.8 T      C10
Instrument typeNewton
Instrument aperture (0=naked eye)254 mm
Instrument focale length900 mm
Instrument focale/diameter3.6
CameraST7-XMEd
SensorCCD
Sensor size6.9 x 4.6 mm2
Sensor pixels number765 x 510
Sensor temperature-15 °C
Binning1x1
MountPERL-VIXEN
AutoguideYes
Exposure total time4320 s
Exposure details36 X 120s
Seeing3
Moon elongation148 °
Air mass1.33
Observatory MPC codeC10
Location77
Reference stars catalogUSNO-B1.0
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)2.04 "/pix
Image processingPRISMV8 APE DDP FC
Observation submission date2011 May 05 06h14m14s
Observation modification date2011 May 05 07h11m07s

(Record n° 2727)

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