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32294 Zajonc (2000 QN9)
Classification: Main-belt Asteroid          SPK-ID: 2032294
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443325209161662 4.7691e-08  
a 2.63195595420158 1.9842e-08 au
q 2.252079116391352 1.2844e-07 au
i 12.8351664136116 5.5771e-06 deg
node 7.927245400932271 2.4144e-05 deg
peri 247.379208711764 4.1881e-05 deg
M 247.5596279818417 4.3111e-05 deg
tp 2459087.620184526677
(2020-Aug-26.12018453)
0.00019056 TDB
period 1559.611225772926
4.27
1.7637e-05
4.829e-08
d
yr
n .2308267560856957 2.6103e-09 deg/d
Q 3.011832792011807 2.2706e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1024  
   data-arc span      10060 days (27.54 yr)  
   first obs. used      1991-09-15  
   last obs. used      2019-04-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51318  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 01:31:05  

Additional Information
 Earth MOID = 1.27461 au 
 Jupiter MOID = 2.12412 au 
 T_jup = 3.349 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.0   n/a MPO337526  
diameter diameter 4.140 km 0.746 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.236   0.076 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

32294 Zajonc           Discovered 2000 Aug. 26 by P. Kušnirák and P. Pravec at Ondřejov.
Czech zoologist and amateur astronomer Ivo Zajonc (b. 1933) spent most of his professional life in Slovakia, where he served for 35 years as chair of the Nitra branch of the Slovak Union of Amateur Astronomers. A member of the Jihlava Astronomical Society, he was also elected an honorary fellow of the Slovak Astronomical Society.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20080321/MPCPages.arcLast Updated: 2008-03-26

Alternate Designations
 2000 QN9 = 1991 RA23 = 1994 CW14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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