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6303 (1989 EL2)
Classification: Main-belt Asteroid          SPK-ID: 2006303
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025777451459998 4.9728e-08  
a 2.188812742821714 9.0938e-09 au
q 1.964289267116231 1.1081e-07 au
i 4.492624936795977 6.0685e-06 deg
node 24.20370400728515 5.3948e-05 deg
peri 224.2639821695013 6.0765e-05 deg
M 36.63945523893445 2.8664e-05 deg
tp 2457280.119027732305
(2015-Sep-14.61902773)
9.4053e-05 JED
period 1182.800064404845
3.24
7.3712e-06
2.018e-08
d
yr
n .3043625130179062 1.8968e-09 deg/d
Q 2.413336218527197 1.0027e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1443  
   data-arc span      9594 days (26.27 yr)  
   first obs. used      1989-03-12  
   last obs. used      2015-06-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49807  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:53:51  

Additional Information
 Earth MOID = .952635 au 
 Jupiter MOID = 2.5997 au 
 T_jup = 3.664 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag n/a MPO337307  

6303 (1989 EL2)          Discovered 1989-Mar-12 by Ueda & Kaneda at Kushiro
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1989 EL2 = 1990 RY1 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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