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173322 (1999 VC131)
Classification: Main-belt Asteroid          SPK-ID: 2173322
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443941595421648 3.6281e-08  
a 2.349570436776626 1.4823e-08 au
q 2.010306188273148 8.6943e-08 au
i 7.356979488330866 6.3523e-06 deg
node 41.07914549157375 3.275e-05 deg
peri 255.7449284327118 3.9472e-05 deg
M 348.5670373957797 2.3588e-05 deg
tp 2459042.277015637226
(2020-Jul-11.77701564)		 8.6313e-05 TDB
period 1315.470552125279
3.60		 1.2448e-05
3.408e-08		 d
yr
n .2736663313506963 2.5897e-09 deg/d
Q 2.688834685280105 1.6963e-08 au
   Orbit Determination Parameters
   # obs. used (total)      398  
   data-arc span      7666 days (20.99 yr)  
   first obs. used      1998-05-01  
   last obs. used      2019-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62181  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:02:13  

Additional Information
 Earth MOID = 1.00988 au 
 Jupiter MOID = 2.51431 au 
 T_jup = 3.534 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.5   n/a MPO433113  

173322 (1999 VC131)          Discovered 1999-Nov-09 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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Alternate Designations
 1999 VC131 = 2005 EP149 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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