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129799 (1999 JT130)
Classification: Main-belt Asteroid          SPK-ID: 2129799
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121076143836842 4.0853e-08  
a 2.34450162115027 1.3863e-08 au
q 2.060638405642171 9.5423e-08 au
i 5.956794428560583 5.8582e-06 deg
node 128.9299151466464 5.1296e-05 deg
peri 152.0969216946124 5.8464e-05 deg
M 263.395740707478 3.0247e-05 deg
tp 2459352.358467725616
(2021-May-17.85846773)
0.00011148 TDB
period 1311.215978559107
3.59
1.163e-05
3.184e-08
d
yr
n .2745543113313823 2.4352e-09 deg/d
Q 2.628364836658369 1.5542e-08 au
  Orbit Determination Parameters
   # obs. used (total)      461  
   data-arc span      7649 days (20.94 yr)  
   first obs. used      1999-05-13  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60466  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 21:47:17  

Additional Information
 Earth MOID = 1.04637 au 
 Jupiter MOID = 2.49711 au 
 T_jup = 3.545 
[ 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 16.4   n/a MPO459610  

129799 (1999 JT130)          Discovered 1999-May-13 by LINEAR at Socorro
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1999 JT130 = 2002 CA87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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