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173260 (1999 RS141)
Classification: Main-belt Asteroid          SPK-ID: 2173260
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1461495807905602 5.0448e-08  
a 2.355647523968657 1.2422e-08 au
q 2.011370625850317 1.2427e-07 au
i 5.766379250033015 5.0697e-06 deg
node 355.241082550302 3.772e-05 deg
peri 351.6563314983014 3.9866e-05 deg
M 255.518703037729 1.4636e-05 deg
tp 2459383.765689406593
(2021-Jun-18.26568941)
5.5322e-05 TDB
period 1320.577483223602
3.62
1.0446e-05
2.86e-08
d
yr
n .2726080101874979 2.1563e-09 deg/d
Q 2.699924422086998 1.4237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      480  
   data-arc span      7564 days (20.71 yr)  
   first obs. used      1999-08-13  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56145  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 03:25:51  

Additional Information
 Earth MOID = 1.00478 au 
 Jupiter MOID = 2.70474 au 
 T_jup = 3.533 
[ 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 16.2   n/a MPO427056  

173260 (1999 RS141)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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