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(2010 VP21)
Classification: Aten [NEO]          SPK-ID: 3550608
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5337559938340435 0.00049817  
a .7181422040453656 0.00010347 au
q .334829498210961 0.000406 au
i 8.695890646208655 0.015073 deg
node 39.21162637872322 0.0036118 deg
peri 195.5589755958422 0.0052358 deg
M 16.39002351418076 1.645 deg
tp 2459190.379751464970
(2020-Dec-06.87975146)		 1.0135 TDB
period 222.2870192625734
0.61		 0.048041
0.0001315		 d
yr
n 1.619527767272614 0.00035001 deg/d
Q 1.10145490987977 0.0001587 au
   Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      23 days  
   first obs. used      2010-11-05  
   last obs. used      2010-11-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .37558  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 04:25:15  

Additional Information
 Earth MOID = .0232372 au 
 Jupiter MOID = 3.89854 au 
 T_jup = 7.867 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.4   n/a MPO190740  

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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