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22298 (1990 EJ)
Classification: Main-belt Asteroid          SPK-ID: 2022298
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .160895637904844 8.47e-08  
a 3.100200021901041 3.1217e-08 au
q 2.601391361744662 2.6218e-07 au
i 8.8628879634831 8.6995e-06 deg
node 345.5282461551766 3.6936e-05 deg
peri 212.8379396083304 4.0697e-05 deg
M 238.3603140127514 1.9854e-05 deg
tp 2458074.183311204093
(2017-Nov-16.68331120)
0.00011499 JED
period 1993.806462628465
5.46
3.0115e-05
8.245e-08
d
yr
n .1805591499214054 2.7272e-09 deg/d
Q 3.599008682057421 3.624e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1157  
   data-arc span      17461 days (47.81 yr)  
   first obs. used      1968-02-25  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49635  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:50:03  

Additional Information
 Earth MOID = 1.60537 au 
 Jupiter MOID = 1.41281 au 
 T_jup = 3.184 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.6 mag n/a MPO358841  

22298 (1990 EJ)          Discovered 1990-Mar-02 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1990 EJ = 1968 DJ = 1998 SE110 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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