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14931 (1994 WR3)
Classification: Main-belt Asteroid          SPK-ID: 2014931
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603675020523358 3.5965e-08  
a 2.583753202986796 1.0721e-08 au
q 2.169403155904082 9.254e-08 au
i 14.87850969858145 4.7061e-06 deg
node 78.38472935577532 1.667e-05 deg
peri 339.3292392417279 2.2909e-05 deg
M 62.61660417087096 1.6105e-05 deg
tp 2458736.647034694830
(2019-Sep-10.14703469)		 6.7445e-05 TDB
period 1516.962932877299
4.15		 9.4419e-06
2.585e-08		 d
yr
n .2373162799154032 1.4771e-09 deg/d
Q 2.99810325006951 1.2441e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1715  
   data-arc span      9198 days (25.18 yr)  
   first obs. used      1994-11-27  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4429  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:07:33  

Additional Information
 Earth MOID = 1.18824 au 
 Jupiter MOID = 2.33718 au 
 T_jup = 3.358 
[ 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 12.9   n/a MPO416869  
diameter diameter 7.080 km 0.134 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.302   0.051 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

14931 (1994 WR3)          Discovered 1994-Nov-27 by Uto, F. at Uto
Reference: 20000523/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 WR3 = 1998 VT34 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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