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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .212674786244661 6.7134e-08  
a 2.420747020500854 1.8663e-08 AU
q 1.905915165363435 1.668e-07 AU
i 5.157357717044377 6.2423e-06 deg
node 265.5437799502508 7.1884e-05 deg
peri 110.7668771646903 7.3796e-05 deg
M 58.59948672091929 1.5149e-05 deg
tp 2456576.569192030448
(2013-Oct-11.06919203)
5.803e-05 JED
period 1375.696194285267
3.77
1.5909e-05
4.356e-08
d
yr
n .2616856843069449 3.0263e-09 deg/d
Q 2.935578875638273 2.2633e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      824  
   data-arc span      12609 days (34.52 yr)  
   first obs. used      1979-09-14  
   last obs. used      2014-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53843  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-09 20:44:44  

Additional Information
 Earth MOID = .913601 AU 
 T_jup = 3.477 
[ 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 (399)
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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