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13364 (1998 UK20)
Classification: Main-belt Asteroid          SPK-ID: 2013364
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127865877653639 5.932e-08  
a 2.734388266283928 2.7823e-08 AU
q 2.425985944104114 1.6748e-07 AU
i 15.09261476617946 8.1997e-06 deg
node 21.00556336187342 2.3553e-05 deg
peri 231.7867194227891 4.2288e-05 deg
M 346.6861966444209 3.7482e-05 deg
tp 2457061.578496344607
(2015-Feb-08.07849634)
0.00017217 JED
period 1651.538489551481
4.52
2.5207e-05
6.901e-08
d
yr
n .2179785710581698 3.327e-09 deg/d
Q 3.042790588463741 3.0961e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      14441 days (39.54 yr)  
   first obs. used      1975-11-26  
   last obs. used      2015-06-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .4828  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 12:11:51  

Additional Information
 Earth MOID = 1.44475 AU 
 T_jup = 3.294 
[ 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 12.6 mag n/a MPO250344  

13364 (1998 UK20)          Discovered 1998-Oct-20 by Ueda, S., Kaneda, H. at Kushiro
Reference: 20000124/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 UK20 = 1975 WT1 = 1980 XM1 = 1991 CH3 = 1996 DE3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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