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135870 (2002 TW29)
Classification: Main-belt Asteroid          SPK-ID: 2135870
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09200279549135865 4.9156e-08  
a 2.709643644767081 1.489e-08 au
q 2.460348854663115 1.2845e-07 au
i 1.038689849288985 3.85e-06 deg
node 315.6838905437361 0.00029087 deg
peri 55.63548214595064 0.00029205 deg
M 39.74795032229471 2.3776e-05 deg
tp 2459020.621634379780
(2020-Jun-20.12163438)
0.00010768 TDB
period 1629.171091797336
4.46
1.3429e-05
3.677e-08
d
yr
n .2209712668071223 1.8214e-09 deg/d
Q 2.958938434871047 1.626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      637  
   data-arc span      8602 days (23.55 yr)  
   first obs. used      1997-07-14  
   last obs. used      2021-01-31  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52912  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:57  

Additional Information
 Earth MOID = 1.4587 au 
 Jupiter MOID = 2.49559 au 
 T_jup = 3.357 
[ 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 15.96   n/a E2021B55  

135870 (2002 TW29)          Discovered 2002-Oct-02 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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