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175843 (1999 TH205)
Classification: Main-belt Asteroid          SPK-ID: 2175843
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1134045750037507 3.8131e-08  
a 2.351665651215634 1.2842e-08 au
q 2.084976007488606 9.215e-08 au
i 7.438693459513867 4.9368e-06 deg
node 24.70116690956718 3.232e-05 deg
peri 30.25523184714218 4.0716e-05 deg
M 298.7412737422515 2.3833e-05 deg
tp 2459424.644069301297
(2021-Jul-29.14406930)
8.7732e-05 TDB
period 1317.230538045352
3.61
1.0789e-05
2.954e-08
d
yr
n .2733006786604011 2.2386e-09 deg/d
Q 2.618355294942662 1.4298e-08 au
  Orbit Determination Parameters
   # obs. used (total)      551  
   data-arc span      9591 days (26.26 yr)  
   first obs. used      1994-04-15  
   last obs. used      2020-07-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56253  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:03  

Additional Information
 Earth MOID = 1.0984 au 
 Jupiter MOID = 2.71171 au 
 T_jup = 3.537 
[ 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 16.74   n/a E2021B55  

175843 (1999 TH205)          Discovered 1999-Oct-13 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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