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442161 (2010 VB204)
Classification: Main-belt Asteroid          SPK-ID: 2442161
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 .1041154382352461 1.049e-07  
a 3.126293246479519 5.7406e-08 au
q 2.800797855070413 3.417e-07 au
i 9.704884838041089 1.2545e-05 deg
node 328.77135781504 3.9356e-05 deg
peri 41.25631223624659 6.2399e-05 deg
M 281.950672005496 4.9283e-05 deg
tp 2459438.233377238345
(2021-Aug-11.73337724)
0.00028269 TDB
period 2019.031039151303
5.53
5.5611e-05
1.523e-07
d
yr
n .1783033509734083 4.9111e-09 deg/d
Q 3.451788637888624 6.3382e-08 au
  Orbit Determination Parameters
   # obs. used (total)      127  
   data-arc span      5396 days (14.77 yr)  
   first obs. used      2004-08-21  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70678  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:50  

Additional Information
 Earth MOID = 1.8076 au 
 Jupiter MOID = 2.02828 au 
 T_jup = 3.184 
[ 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 16.1   n/a MPO437719  

442161 (2010 VB204)          Discovered 2004-Aug-21 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

Alternate Designations
 2010 VB204 = 2004 SP21 = 2007 BO66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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