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266663 (2008 UH223)
Classification: Main-belt Asteroid          SPK-ID: 2266663
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07041031387010348 6.3791e-08  
a 2.306251114539616 1.8521e-08 au
q 2.143867249701606 1.5338e-07 au
i 6.641167249216137 6.6746e-06 deg
node 22.58053111742356 4.5768e-05 deg
peri 201.41582775845 6.185e-05 deg
M 296.8438358678113 4.285e-05 deg
tp 2459224.925169004498
(2021-Jan-10.42516900)
0.00015276 TDB
period 1279.258516595716
3.50
1.5411e-05
4.219e-08
d
yr
n .2814130180332977 3.39e-09 deg/d
Q 2.468634979377627 1.9826e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      6157 days (16.86 yr)  
   first obs. used      2003-03-27  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69146  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:48:44  

Additional Information
 Earth MOID = 1.13689 au 
 Jupiter MOID = 2.50296 au 
 T_jup = 3.575 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.6   n/a MPO454982  

266663 (2008 UH223)          Discovered 2008-Oct-25 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2008 UH223 = 2010 FA57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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