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193973 (2001 RA103)
Classification: Main-belt Asteroid          SPK-ID: 2193973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2157955401528829 7.5813e-08  
a 2.300608732107752 1.1419e-08 au
q 1.80414762808212 1.7479e-07 au
i 1.693563465947286 8.2153e-06 deg
node 336.6396850331054 0.00016756 deg
peri 345.5497824773347 0.0001691 deg
M 143.9177674658793 1.9241e-05 deg
tp 2458490.964455429293
(2019-Jan-07.46445543)
6.6923e-05 TDB
period 1274.56671455763
3.49
9.4898e-06
2.598e-08
d
yr
n .2824489262807612 2.103e-09 deg/d
Q 2.797069836133383 1.3884e-08 au
  Orbit Determination Parameters
   # obs. used (total)      211  
   data-arc span      7265 days (19.89 yr)  
   first obs. used      2000-03-03  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56341  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 22:12:53  

Additional Information
 Earth MOID = .791708 au 
 Jupiter MOID = 2.52554 au 
 T_jup = 3.560 
[ 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 17.7   n/a MPO454349  

193973 (2001 RA103)          Discovered 2001-Sep-12 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

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