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135903 (2002 TK89)
Classification: Main-belt Asteroid          SPK-ID: 2135903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03555695553768128 5.5793e-08  
a 2.735465755474461 1.846e-08 au
q 2.638200921232206 1.5037e-07 au
i 5.337296355983402 4.9416e-06 deg
node 310.5924529816915 5.9621e-05 deg
peri 52.55458913174471 8.7864e-05 deg
M 25.57812874350615 6.2742e-05 deg
tp 2459083.088234476342
(2020-Aug-21.58823448)
0.00028814 TDB
period 1652.514771990428
4.52
1.6728e-05
4.58e-08
d
yr
n .2178497923902887 2.2052e-09 deg/d
Q 2.832730589716716 1.9117e-08 au
  Orbit Determination Parameters
   # obs. used (total)      422  
   data-arc span      8617 days (23.59 yr)  
   first obs. used      1997-06-09  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:15:05  

Additional Information
 Earth MOID = 1.6359 au 
 Jupiter MOID = 2.34462 au 
 T_jup = 3.345 
[ 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 15.91   n/a MPCxxxxx  

135903 (2002 TK89)          Discovered 2002-Oct-03 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2002 TK89 = 1997 LA4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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