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312991 (1999 TZ126)
Classification: Main-belt Asteroid          SPK-ID: 2312991
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874096389892933 5.9473e-08  
a 2.441110675098495 1.3646e-08 au
q 1.983623004745376 1.4445e-07 au
i 2.454970521663029 4.5355e-06 deg
node 201.8702888189343 0.00014335 deg
peri 145.4252005492148 0.00014378 deg
M 167.4653410626423 1.1816e-05 deg
tp 2458352.459618145193
(2018-Aug-21.95961815)
4.4394e-05 TDB
period 1393.091465896004
3.81
1.1681e-05
3.198e-08
d
yr
n .2584180642930408 2.1668e-09 deg/d
Q 2.898598345451614 1.6203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      424  
   data-arc span      7420 days (20.31 yr)  
   first obs. used      1999-10-09  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:49:24  

Additional Information
 Earth MOID = .977504 au 
 Jupiter MOID = 2.52574 au 
 T_jup = 3.476 
[ 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 16.7   n/a MPO455307  

312991 (1999 TZ126)          Discovered 1999-Oct-15 by LINEAR at Socorro
Reference: 20120207/Numbers.arcLast Updated: 2012-02-09

Alternate Designations
 1999 TZ126 = 2003 WC159 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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