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215649 (2003 UT103)
Classification: Main-belt Asteroid          SPK-ID: 2215649
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2036258412272545 3.8209e-08  
a 2.410455745922645 9.1978e-09 au
q 1.919624666918077 9.2568e-08 au
i 3.335459698595558 3.7684e-06 deg
node 90.11444616691877 9.5801e-05 deg
peri 341.7569800697564 9.6707e-05 deg
M 135.4696994990937 1.2818e-05 deg
tp 2458486.116727104730
(2019-Jan-02.61672710)
4.7893e-05 TDB
period 1366.932819124885
3.74
7.8239e-06
2.142e-08
d
yr
n .263363345267014 1.5074e-09 deg/d
Q 2.901286824927213 1.1071e-08 au
  Orbit Determination Parameters
   # obs. used (total)      539  
   data-arc span      7531 days (20.62 yr)  
   first obs. used      1999-09-14  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54222  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 09:20:44  

Additional Information
 Earth MOID = .934671 au 
 Jupiter MOID = 2.38266 au 
 T_jup = 3.489 
[ 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 16.6   n/a MPO352330  

215649 (2003 UT103)          Discovered 2003-Oct-20 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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