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180286 (2003 WT90)
Classification: Main-belt Asteroid          SPK-ID: 2180286
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1119548650519232 5.1184e-08  
a 2.225956519691008 9.8873e-09 au
q 1.976749857917553 1.1294e-07 au
i 3.554148186364178 5.6223e-06 deg
node 355.3147363539273 9.0768e-05 deg
peri 94.49513947846708 9.4203e-05 deg
M 17.30538017514861 2.5035e-05 deg
tp 2459142.188785629747
(2020-Oct-19.68878563)
8.4312e-05 TDB
period 1213.035308142881
3.32
8.0821e-06
2.213e-08
d
yr
n .2967761924021394 1.9773e-09 deg/d
Q 2.475163181464463 1.0994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      253  
   data-arc span      8945 days (24.49 yr)  
   first obs. used      1996-09-07  
   last obs. used      2021-03-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56021  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:25:53  

Additional Information
 Earth MOID = .996737 au 
 Jupiter MOID = 2.67494 au 
 T_jup = 3.635 
[ 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 17.6   n/a MPO440014  

180286 (2003 WT90)          Discovered 2003-Nov-18 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2003 WT90 = 1996 RK9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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