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312789 (2010 VW138)
Classification: Main-belt Asteroid          SPK-ID: 2312789
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02305767202291965 7.5999e-08  
a 3.190112678371075 5.6933e-08 au
q 3.116556106517037 2.1361e-07 au
i 8.988863290625556 6.474e-06 deg
node 230.4691519414802 3.2584e-05 deg
peri 332.2623755022969 0.00012836 deg
M 98.41064626932365 0.00012003 deg
tp 2458431.585445273652
(2018-Nov-09.08544527)
0.00070082 TDB
period 2081.169542784801
5.70
5.5713e-05
1.525e-07
d
yr
n .1729796600416735 4.6307e-09 deg/d
Q 3.263669250225113 5.8246e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6993 days (19.15 yr)  
   first obs. used      2001-02-25  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58193  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:28:18  

Additional Information
 Earth MOID = 2.11267 au 
 Jupiter MOID = 1.72815 au 
 T_jup = 3.177 
[ 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 15.1   n/a MPO476406  

312789 (2010 VW138)          Discovered 2003-Jul-23 by NEAT at Palomar
Reference: 20120109/Numbers.arcLast Updated: 2012-01-11

[ show close-approach data ]
Alternate Designations
 2010 VW138 = 2004 TJ346 = 2004 TO41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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