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129923 (1999 TJ126)
Classification: Main-belt Asteroid          SPK-ID: 2129923
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1339084223850428 4.4313e-08  
a 2.608321790190639 1.5386e-08 au
q 2.25904553419368 1.1619e-07 au
i 14.53458275575098 5.3278e-06 deg
node 190.1977127353946 1.9268e-05 deg
peri 158.4932415810172 2.8613e-05 deg
M 343.5781857071148 2.2026e-05 deg
tp 2459070.687345396283
(2020-Aug-09.18734540)
9.4368e-05 TDB
period 1538.651204551079
4.21
1.3614e-05
3.727e-08
d
yr
n .2339711553438353 2.0702e-09 deg/d
Q 2.957598046187599 1.7446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      7635 days (20.90 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-07-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60528  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:42:23  

Additional Information
 Earth MOID = 1.26002 au 
 Jupiter MOID = 2.51965 au 
 T_jup = 3.353 
[ 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 15.9   n/a MPO475136  

129923 (1999 TJ126)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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