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(2010 EL9)
Classification: Outer Main-belt Asteroid          SPK-ID: 3511248
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4310418728605416 5.9389e-08  
a 4.430084731681814 9.259e-08 au
q 2.520532712006795 2.6723e-07 au
i 13.93173997547147 1.0267e-05 deg
node 316.2785103869705 3.1436e-05 deg
peri 89.71963784531738 3.5467e-05 deg
M 56.54441834789331 8.7044e-06 deg
tp 2458465.561671551709
(2018-Dec-13.06167155)
8.3189e-05 TDB
period 3405.779100185218
9.32
0.00010677
2.923e-07
d
yr
n .1057026863487482 3.3138e-09 deg/d
Q 6.339636751356832 1.325e-07 au
  Orbit Determination Parameters
   # obs. used (total)      124  
   data-arc span      6918 days (18.94 yr)  
   first obs. used      2001-02-22  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52828  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 02:47:07  

Additional Information
 Earth MOID = 1.57745 au 
 Jupiter MOID = .803556 au 
 T_jup = 2.791 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.7   .37638 E2019X49 autocmod 2.8
diameter diameter 4.112 km 0.205 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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