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146620 (2001 TK229)
Classification: Main-belt Asteroid          SPK-ID: 2146620
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09740533786115885 8.4008e-08  
a 2.595799570947626 1.8088e-08 au
q 2.342954836719621 2.1542e-07 au
i 15.44339660127483 7.3987e-06 deg
node 40.20507707746782 1.6559e-05 deg
peri 18.73159130475408 4.1758e-05 deg
M 119.1700499297453 3.3359e-05 deg
tp 2458494.826980871927
(2019-Jan-11.32698087)
0.00014237 TDB
period 1527.584212588869
4.18
1.5967e-05
4.372e-08
d
yr
n .2356662218902427 2.4633e-09 deg/d
Q 2.84864430517563 1.985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      6817 days (18.66 yr)  
   first obs. used      2001-08-29  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:56:00  

Additional Information
 Earth MOID = 1.35789 au 
 Jupiter MOID = 2.55546 au 
 T_jup = 3.360 
[ 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 15.7   n/a MPO469554  

146620 (2001 TK229)          Discovered 2001-Oct-15 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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