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129426 (3516 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2129426
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2061825191688012 7.8083e-08  
a 2.772948678438566 2.4171e-08 au
q 2.201215134392304 2.1445e-07 au
i 9.71306609465729 9.5616e-06 deg
node 16.73997175553855 3.0068e-05 deg
peri 37.3259395317349 3.8041e-05 deg
M 59.35669760518706 1.9569e-05 deg
tp 2458722.414461761976
(2019-Aug-26.91446176)
9.0762e-05 TDB
period 1686.596421377393
4.62
2.2053e-05
6.038e-08
d
yr
n .2134476247174761 2.7909e-09 deg/d
Q 3.344682222484827 2.9155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      15451 days (42.30 yr)  
   first obs. used      1977-10-12  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66685  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:04:25  

Additional Information
 Earth MOID = 1.22038 au 
 Jupiter MOID = 2.10731 au 
 T_jup = 3.285 
[ 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 16.1   n/a MPO453772  

129426 (3516 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 3516 T-3 = 2000 TG49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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