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123438 (2000 WU121)
Classification: Main-belt Asteroid          SPK-ID: 2123438
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02061299168166219 4.8262e-08  
a 2.632038845407202 2.1045e-08 au
q 2.577784650581011 1.2699e-07 au
i 12.13799191695174 5.8674e-06 deg
node 138.7143372197958 2.9226e-05 deg
peri 153.1571058831953 0.0002065 deg
M 327.0315321424922 0.00020828 deg
tp 2459143.334504541365
(2020-Oct-20.83450454)
0.00090269 TDB
period 1559.684904288975
4.27
1.8706e-05
5.121e-08
d
yr
n .2308158519775607 2.7682e-09 deg/d
Q 2.686293040233392 2.1478e-08 au
  Orbit Determination Parameters
   # obs. used (total)      497  
   data-arc span      9089 days (24.88 yr)  
   first obs. used      1995-07-24  
   last obs. used      2020-06-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61309  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:02:56  

Additional Information
 Earth MOID = 1.5662 au 
 Jupiter MOID = 2.38718 au 
 T_jup = 3.367 
[ 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 15.5   n/a MPO436597  

123438 (2000 WU121)          Discovered 2000-Nov-29 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

Alternate Designations
 2000 WU121 = 2002 CZ96 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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