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46750 (1998 EL14)
Classification: Main-belt Asteroid          SPK-ID: 2046750
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2427901486880916 4.1959e-08  
a 2.650067098975691 1.6641e-08 au
q 2.006656913981963 1.1043e-07 au
i 12.73906994156035 5.9584e-06 deg
node 3.35618197965288 2.3682e-05 deg
peri 214.3797762079349 2.7155e-05 deg
M 29.1545548062493 1.5607e-05 deg
tp 2458872.889137024623
(2020-Jan-24.38913702)
6.7733e-05 TDB
period 1575.736998092955
4.31
1.4842e-05
4.064e-08
d
yr
n .2284645219574663 2.1519e-09 deg/d
Q 3.293477283969418 2.0681e-08 au
  Orbit Determination Parameters
   # obs. used (total)      794  
   data-arc span      8183 days (22.40 yr)  
   first obs. used      1998-02-24  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55626  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:45:40  

Additional Information
 Earth MOID = 1.01434 au 
 Jupiter MOID = 1.74213 au 
 T_jup = 3.314 
[ 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 14.7   n/a MPO468331  

46750 (1998 EL14)          Discovered 1998-Mar-01 by Elst, E. W. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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