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213398 (2001 UK219)
Classification: Main-belt Asteroid          SPK-ID: 2213398
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1325485451237474 4.3451e-08  
a 2.902758274822882 2.2024e-08 au
q 2.51800188864919 1.3252e-07 au
i 14.83375137446286 4.502e-06 deg
node 138.7046762224857 1.6455e-05 deg
peri 254.9145892216767 2.421e-05 deg
M 329.2343428893265 1.824e-05 deg
tp 2459354.875518471417
(2021-May-20.37551847)
9.1605e-05 TDB
period 1806.40336885343
4.95
2.0559e-05
5.629e-08
d
yr
n .1992910366572784 2.2681e-09 deg/d
Q 3.287514660996574 2.4944e-08 au
  Orbit Determination Parameters
   # obs. used (total)      320  
   data-arc span      7883 days (21.58 yr)  
   first obs. used      1999-03-20  
   last obs. used      2020-10-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54882  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:32  

Additional Information
 Earth MOID = 1.56912 au 
 Jupiter MOID = 2.26638 au 
 T_jup = 3.224 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.90   n/a E2021B55  

213398 (2001 UK219)          Discovered 2001-Oct-28 by NEAT at Palomar
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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