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21P/Giacobini-Zinner

Orbital period : 6.57 years

NASA/JPL elements
IAU/MPC elements


On 2011 Jun 28 21h54 UT by Joel Nicolas


(Copyright Joel Nicolas)

Nuclear magnitude (m2)18.9
m2 standard deviation0.1
Aperture radius used for m25.6 "
r (dist/Sun) 2.786 AU
d (dist/Earth) 2.124 AU
Right ascension15 22 03.49 h m s
Declination+15 23 23.0 ° ' "
MPC report
COD B51
CON J.NICOLAS [nicolas.joel@wanadoo.fr]
OBS J. Nicolas
MEA J. Nicolas
TEL 0.41-m f/3.3 reflector + CCD
ACK MPCReport file updated 2011.06.29 19:17:19
AC2 nicolas.joel@wanadoo.fr
NET USNO-A2.0
0021P         C2011 06 28.91267 15 22 03.49 +15 23 23.0          18.8 N      B51
0021P         C2011 06 28.92846 15 22 02.92 +15 23 22.0          18.9 N      B51
Instrument typeNewton
Instrument aperture (0=naked eye)410 mm
Instrument focale length1353 mm
Instrument focale/diameter3.3
Filter(s)None
CameraST8XME
SensorCCD
Binning1x1
Exposure total time1900 s
Air mass1.22
Observatory MPC codeB51
Location06 Vallauris
Reference stars catalogUSNO-A2.0
Photometry|Astrometry softwareASTROMETRICA
Resulting picture sampling (scale)1.4 "/pix
Observation submission date2011 Jun 30 16h28m52s
Observation modification date2011 Jun 30 16h30m51s

(Record n° 3718)

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