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13783 (1998 UJ20)
Classification: Main-belt Asteroid          SPK-ID: 2013783
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141560030605986 6.6546e-08  
a 2.419235609052703 1.684e-08 au
q 1.901141780556103 1.648e-07 au
i 5.154875646892381 5.5323e-06 deg
node 265.4452792691017 7.1109e-05 deg
peri 110.8302202040552 7.2337e-05 deg
M 268.011496444343 1.4361e-05 deg
tp 2457951.693710445909
(2017-Jul-17.19371045)
5.6139e-05 JED
period 1374.408006148638
3.76
1.435e-05
3.929e-08
d
yr
n .2619309538284712 2.7348e-09 deg/d
Q 2.937329437549303 2.0446e-08 au
  Orbit Determination Parameters
   # obs. used (total)      934  
   data-arc span      13333 days (36.50 yr)  
   first obs. used      1979-09-14  
   last obs. used      2016-03-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .55128  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 16:17:51  

Additional Information
 Earth MOID = .908932 au 
 Jupiter MOID = 2.55399 au 
 T_jup = 3.478 
[ 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 14.0 mag n/a MPO263472  

13783 (1998 UJ20)          Discovered 1998-Oct-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000222/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 UJ20 = 1979 RK1 = 1992 CP3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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