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233731 (2008 SL210)
Classification: Main-belt Asteroid          SPK-ID: 2233731
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 .04281390393814321 3.9454e-08  
a 2.248593830175036 1.3056e-08 au
q 2.152322749934021 8.7954e-08 au
i 6.859331928871249 5.9327e-06 deg
node 171.1795253609593 3.9096e-05 deg
peri 307.2653312620963 9.8126e-05 deg
M 59.60107227489567 8.8042e-05 deg
tp 2458796.600330760986
(2019-Nov-09.10033076)
0.00030109 TDB
period 1231.586582662256
3.37
1.0727e-05
2.937e-08
d
yr
n .2923058801288717 2.5459e-09 deg/d
Q 2.344864910416052 1.3615e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      6812 days (18.65 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57515  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:13:18  

Additional Information
 Earth MOID = 1.17454 au 
 Jupiter MOID = 2.66679 au 
 T_jup = 3.618 
[ 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 17.0   n/a MPO454690  

233731 (2008 SL210)          Discovered 2008-Sep-28 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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