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168546 (1999 VA189)
Classification: Main-belt Asteroid          SPK-ID: 2168546
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1821190125894125 4.4157e-08  
a 2.449673310853893 1.112e-08 au
q 2.003541226314545 1.0945e-07 au
i 4.229223814754857 3.603e-06 deg
node 102.7934939672206 7.359e-05 deg
peri 290.1044774102079 7.4501e-05 deg
M 144.4986194741824 1.2453e-05 deg
tp 2458438.389264342227
(2018-Nov-15.88926434)
4.758e-05 TDB
period 1400.427668950525
3.83
9.5356e-06
2.611e-08
d
yr
n .2570643296913596 1.7504e-09 deg/d
Q 2.895805395393241 1.3145e-08 au
  Orbit Determination Parameters
   # obs. used (total)      619  
   data-arc span      7489 days (20.50 yr)  
   first obs. used      1999-10-21  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55907  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 02:40:13  

Additional Information
 Earth MOID = 1.01452 au 
 Jupiter MOID = 2.54174 au 
 T_jup = 3.470 
[ 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 16.0   n/a MPO459782  

168546 (1999 VA189)          Discovered 1999-Nov-15 by LINEAR at Socorro
Reference: 20071124/Numbers.arcLast Updated: 2007-11-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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