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115929 (2003 WU20)
Classification: Main-belt Asteroid          SPK-ID: 2115929
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1345707011635668 5.6984e-08  
a 2.591727892459016 1.6142e-08 au
q 2.242957252745633 1.5598e-07 au
i 7.404992745559337 4.8169e-06 deg
node 2.780225593918158 3.376e-05 deg
peri 172.1796478538209 3.7896e-05 deg
M 295.9962472786029 2.0623e-05 deg
tp 2459471.447700001357
(2021-Sep-13.94770000)
8.8789e-05 TDB
period 1523.991451330629
4.17
1.4238e-05
3.898e-08
d
yr
n .2362217974947802 2.2069e-09 deg/d
Q 2.940498532172399 1.8314e-08 au
  Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      7759 days (21.24 yr)  
   first obs. used      1999-12-12  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55347  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:45:49  

Additional Information
 Earth MOID = 1.24724 au 
 Jupiter MOID = 2.02144 au 
 T_jup = 3.395 
[ 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 15.95   n/a MPCxxxxx  

115929 (2003 WU20)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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