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118849 (2000 SJ254)
Classification: Main-belt Asteroid          SPK-ID: 2118849
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1041257831709389 3.5824e-08  
a 2.796534266633055 1.634e-08 au
q 2.505342945955521 1.0572e-07 au
i 5.023057786963118 3.9153e-06 deg
node 104.4749708334028 5.1956e-05 deg
peri 354.9339355361231 5.7679e-05 deg
M 355.9994211087562 2.381e-05 deg
tp 2459019.482306566489
(2020-Jun-18.98230657)
0.000113 TDB
period 1708.160381212071
4.68
1.4971e-05
4.099e-08
d
yr
n .2107530440113312 1.8471e-09 deg/d
Q 3.087725587310589 1.8042e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      7950 days (21.77 yr)  
   first obs. used      1998-04-21  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5662  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 06:03:06  

Additional Information
 Earth MOID = 1.52227 au 
 Jupiter MOID = 2.04369 au 
 T_jup = 3.313 
[ 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 15.3   n/a MPO453659  

118849 (2000 SJ254)          Discovered 2000-Sep-24 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 SJ254 = 2002 AO112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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