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118543 (2000 EX120)
Classification: Main-belt Asteroid          SPK-ID: 2118543
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08676185910799464 6.3276e-08  
a 2.288445696081782 1.3909e-08 au
q 2.089895893022037 1.4544e-07 au
i 4.423082059081672 4.9485e-06 deg
node 108.4443038503899 9.4597e-05 deg
peri 104.8736317940609 0.00010106 deg
M 255.1528496634177 3.8869e-05 deg
tp 2459368.767568310684
(2021-Jun-03.26756831)
0.00013843 TDB
period 1264.472369217927
3.46
1.1528e-05
3.156e-08
d
yr
n .2847037300013595 2.5955e-09 deg/d
Q 2.486995499141526 1.5115e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      8296 days (22.71 yr)  
   first obs. used      1997-05-10  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63495  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:59:06  

Additional Information
 Earth MOID = 1.0884 au 
 Jupiter MOID = 2.48245 au 
 T_jup = 3.591 
[ 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 16.4   n/a MPO453656  

118543 (2000 EX120)          Discovered 2000-Mar-11 by LONEOS at Anderson Mesa
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

Alternate Designations
 2000 EX120 = 1997 LY11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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