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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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1127865884160338 6.0581e-08  
a 2.734388267014374 2.8746e-08 AU
q 2.425985942972992 1.719e-07 AU
i 15.09261171387601 8.4395e-06 deg
node 21.00556543344583 2.3658e-05 deg
peri 231.7867176730005 4.3279e-05 deg
M 346.6861959929396 3.9144e-05 deg
tp 2457061.578499357821
(2015-Feb-08.07849936)
0.00017985 JED
period 1651.538490213253
4.52
2.6044e-05
7.13e-08
d
yr
n .2179785709708258 3.4374e-09 deg/d
Q 3.042790591055757 3.1989e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      940  
   data-arc span      14090 days (38.58 yr)  
   first obs. used      1975-11-26  
   last obs. used      2014-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .48617  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Oct-09 14:25:03  

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 (399)
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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