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233845 (2008 UK318)
Classification: Main-belt Asteroid          SPK-ID: 2233845
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04847387885097518 7.0653e-08  
a 2.706390618275944 3.3917e-08 au
q 2.57520136732222 1.9288e-07 au
i 5.415990407121909 6.1739e-06 deg
node 331.1979005084404 8.2138e-05 deg
peri 49.84820850985197 0.00011075 deg
M 232.4125221599353 7.0158e-05 deg
tp 2459576.854512009808
(2021-Dec-28.35451201)
0.00031484 TDB
period 1626.238153117376
4.45
3.057e-05
8.37e-08
d
yr
n .221369790955837 4.1613e-09 deg/d
Q 2.837579869229668 3.5561e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      6635 days (18.17 yr)  
   first obs. used      2000-12-27  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54787  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:41:13  

Additional Information
 Earth MOID = 1.58021 au 
 Jupiter MOID = 2.38706 au 
 T_jup = 3.357 
[ 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 16.6   n/a MPO241468  

233845 (2008 UK318)          Discovered 2008-Oct-31 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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