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173330 (1999 VA187)
Classification: Main-belt Asteroid          SPK-ID: 2173330
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1962357750647629 1.0456e-07  
a 2.589769405327922 1.8152e-08 au
q 2.081563998834387 2.6309e-07 au
i 11.1919165221491 1.0458e-05 deg
node 215.2645742258895 3.4411e-05 deg
peri 162.7872405118162 3.9736e-05 deg
M 354.44814311034 2.4285e-05 deg
tp 2459023.976093622297
(2020-Jun-23.47609362)
0.00010287 TDB
period 1522.264329213355
4.17
1.6005e-05
4.382e-08
d
yr
n .23648980869573 2.4864e-09 deg/d
Q 3.097974811821457 2.1714e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      7690 days (21.05 yr)  
   first obs. used      1999-10-10  
   last obs. used      2020-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57338  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 10:22:32  

Additional Information
 Earth MOID = 1.08712 au 
 Jupiter MOID = 2.37352 au 
 T_jup = 3.366 
[ 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 16.4   n/a MPO475467  

173330 (1999 VA187)          Discovered 1999-Nov-15 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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