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JPL Small-Body Database Browser
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173295 (1999 TR229)
Classification: Main-belt Asteroid          SPK-ID: 2173295
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .186232033936767 3.9348e-08  
a 2.446394941763165 1.2191e-08 au
q 1.990797835945992 1.0031e-07 au
i 2.418921620377462 4.7944e-06 deg
node 85.38056709975143 0.00013736 deg
peri 307.608153354508 0.00013851 deg
M 23.67201687803367 1.8176e-05 deg
tp 2458508.598829446527
(2019-Jan-25.09882945)
7.0286e-05 TDB
period 1397.617345818592
3.83
1.0447e-05
2.86e-08
d
yr
n .2575812335737334 1.9253e-09 deg/d
Q 2.901992047580338 1.4461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      411  
   data-arc span      9014 days (24.68 yr)  
   first obs. used      1994-04-15  
   last obs. used      2018-12-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52602  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 12:19:48  

Additional Information
 Earth MOID = .997467 au 
 Jupiter MOID = 2.52881 au 
 T_jup = 3.473 
[ 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 16.5   n/a MPO454189  

173295 (1999 TR229)          Discovered 1999-Oct-05 by CSS at Catalina
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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