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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1481387713768477 1.141e-07  
a 2.345536229538104 3.3878e-08 AU
q 1.998071374274446 2.6725e-07 AU
i 5.632042602006329 1.2188e-05 deg
node 59.55233280754612 0.00011166 deg
peri 329.2353305932683 0.00011769 deg
M 20.24234318457916 3.981e-05 deg
tp 2456726.723180680606
(2014-Mar-10.22318068)
0.00014443 JED
period 1312.084016795803
3.59
2.8427e-05
7.783e-08
d
yr
n .2743726738468654 5.9444e-09 deg/d
Q 2.693001084801763 3.8897e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      5027 days (13.76 yr)  
   first obs. used      1999-10-09  
   last obs. used      2013-07-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62389  
   data source      ORB  
   producer      Otto Matic  
   solution date      2013-Aug-07 06:46:05  

Additional Information
 Earth MOID = 1.00453 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 16.8 mag n/a MPO266454  

137315 (1999 TB20)          Discovered 1999-Oct-15 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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