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266831 (2009 UW3)
Classification: Main-belt Asteroid          SPK-ID: 2266831
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05990367275114963 7.1718e-08  
a 2.677830077648543 2.8377e-08 au
q 2.517418220993899 1.7924e-07 au
i 5.583132239779589 6.2508e-06 deg
node 149.235516000745 5.5907e-05 deg
peri 198.9747280518706 7.1054e-05 deg
M 183.9443829614016 4.7153e-05 deg
tp 2459783.245058879985
(2022-Jul-22.74505888)
0.0002157 TDB
period 1600.563651059287
4.38
2.5441e-05
6.965e-08
d
yr
n .2249207644830271 3.5752e-09 deg/d
Q 2.838241934303187 3.0076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      258  
   data-arc span      7175 days (19.64 yr)  
   first obs. used      2000-08-25  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58366  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:30  

Additional Information
 Earth MOID = 1.51076 au 
 Jupiter MOID = 2.41995 au 
 T_jup = 3.369 
[ 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 16.3   n/a MPO460148  

266831 (2009 UW3)          Discovered 2009-Oct-18 by Karge, S., Kling, R. at Taunus
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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