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137315 (1999 TB20)
Classification: Main-belt Asteroid          SPK-ID: 2137315
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .14923135698711 9.0714e-08  
a 2.345407491002848 2.7122e-08 au
q 1.99539914843276 2.0409e-07 au
i 5.63199830898073 6.8208e-06 deg
node 59.4833163181861 9.3959e-05 deg
peri 329.3739105601745 9.8956e-05 deg
M 184.6800102729653 3.6635e-05 deg
tp 2458039.432271887804
(2017-Oct-12.93227189)
0.00013973 JED
period 1311.975994510001
3.59
2.2758e-05
6.231e-08
d
yr
n .2743952644762022 4.7597e-09 deg/d
Q 2.695415833572935 3.117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      287  
   data-arc span      5644 days (15.45 yr)  
   first obs. used      1999-10-09  
   last obs. used      2015-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54993  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Apr-07 21:45:06  

Additional Information
 Earth MOID = 1.00167 au 
 Jupiter MOID = 2.74106 au 
 T_jup = 3.540 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9 mag n/a MPO333853  

137315 (1999 TB20)          Discovered 1999-Oct-15 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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