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469317 (1999 TS212)
Classification: Main-belt Asteroid          SPK-ID: 2469317
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2479132618527548 2.1306e-07  
a 2.31494098028288 1.7987e-08 au
q 1.741036410864337 5.0091e-07 au
i 5.179452738390842 2.4958e-05 deg
node 3.848712940762073 6.1669e-05 deg
peri 326.9379166773741 8.7446e-05 deg
M 340.4541187500604 4.2248e-05 deg
tp 2459070.349140534091
(2020-Aug-08.84914053)
0.00015078 TDB
period 1286.495618730441
3.52
1.4994e-05
4.105e-08
d
yr
n .2798299463742136 3.2614e-09 deg/d
Q 2.888845549701422 2.2446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      135  
   data-arc span      6641 days (18.18 yr)  
   first obs. used      1999-10-10  
   last obs. used      2017-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56097  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 13:35:27  

Additional Information
 Earth MOID = .733427 au 
 Jupiter MOID = 2.4861 au 
 T_jup = 3.535 
[ 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 18.1   n/a MPO277114  

469317 (1999 TS212)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: Last Updated: 2016-08-22

Alternate Designations
 1999 TS212 = 2006 SA25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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