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JPL Small-Body Database Browser
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523996 (1999 TL128)
Classification: Main-belt Asteroid          SPK-ID: 2523996
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1796330971828777 1.5304e-07  
a 2.634536112891881 2.6963e-08 au
q 2.161286231292973 4.086e-07 au
i 15.40105193719326 1.125e-05 deg
node 190.3755038879443 2.3288e-05 deg
peri 189.5991846565102 3.0494e-05 deg
M 200.6978214112455 1.7702e-05 deg
tp 2459291.652487384088
(2021-Mar-18.15248738)
8.2133e-05 TDB
period 1561.905164527587
4.28
2.3978e-05
6.565e-08
d
yr
n .2304877454636533 3.5384e-09 deg/d
Q 3.10778599449079 3.1807e-08 au
  Orbit Determination Parameters
   # obs. used (total)      116  
   data-arc span      7126 days (19.51 yr)  
   first obs. used      1999-10-05  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59282  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:14  

Additional Information
 Earth MOID = 1.16356 au 
 Jupiter MOID = 2.35176 au 
 T_jup = 3.325 
[ 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 16.9   .50124 MPO457227 autocmod 2.6q

523996 (1999 TL128)          Discovered 1999-Oct-05 by LINEAR at Socorro
Reference: Last Updated: 2019-05-29

Alternate Designations
 1999 TL128 = 2015 KE84 = 2016 QZ27 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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