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213396 (2001 UA198)
Classification: Main-belt Asteroid          SPK-ID: 2213396
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1603790528820149 4.8285e-08  
a 2.962418605555814 3.0553e-08 au
q 2.487308715356713 1.5209e-07 au
i 8.934847835134464 5.7712e-06 deg
node 74.24170671527092 3.2232e-05 deg
peri 309.2057310120577 3.7071e-05 deg
M 272.2110662702066 2.2609e-05 deg
tp 2459654.656297089813
(2022-Mar-16.15629709)
0.00012176 TDB
period 1862.379003890852
5.10
2.8812e-05
7.888e-08
d
yr
n .1933011482882345 2.9905e-09 deg/d
Q 3.437528495754915 3.5454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      6875 days (18.82 yr)  
   first obs. used      2001-09-17  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59145  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:32  

Additional Information
 Earth MOID = 1.50206 au 
 Jupiter MOID = 2.04172 au 
 T_jup = 3.228 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.97   n/a MPCxxxxx  

213396 (2001 UA198)          Discovered 2001-Oct-19 by LONEOS at Anderson Mesa
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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