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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1601990189477529 3.5996e-08  
a 2.583432567007469 1.1357e-08 au
q 2.169569204255198 9.2616e-08 au
i 14.87919745997131 4.7188e-06 deg
node 78.38537517747154 1.7427e-05 deg
peri 339.39250157 2.392e-05 deg
M 327.6400226213663 1.7229e-05 deg
tp 2458736.832635559889
(2019-Sep-10.33263556)		 7.2886e-05 TDB
period 1516.680565851258
4.15		 1.0001e-05
2.738e-08		 d
yr
n .23736046212074 1.5651e-09 deg/d
Q 2.997295929759741 1.3176e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1616  
   data-arc span      9104 days (24.93 yr)  
   first obs. used      1994-11-27  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45143  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 03:52:51  

Additional Information
 Earth MOID = 1.18808 au 
 Jupiter MOID = 2.33728 au 
 T_jup = 3.359 
[ 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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