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JPL Small-Body Database Browser
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172051 (2001 XA125)
Classification: Main-belt Asteroid          SPK-ID: 2172051
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1521384105976392 4.7319e-08  
a 2.998598867467788 2.5807e-08 au
q 2.542396801751358 1.3912e-07 au
i 2.710111668699743 5.6066e-06 deg
node 130.6974176382855 0.00012838 deg
peri 340.3843162411698 0.00013028 deg
M 170.6564442851755 2.1303e-05 deg
tp 2458101.424470023850
(2017-Dec-13.92447002)
0.00010964 TDB
period 1896.601046313551
5.19
2.4484e-05
6.703e-08
d
yr
n .1898132454897338 2.4504e-09 deg/d
Q 3.454800933184219 2.9733e-08 au
  Orbit Determination Parameters
   # obs. used (total)      309  
   data-arc span      8633 days (23.64 yr)  
   first obs. used      1995-09-19  
   last obs. used      2019-05-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61524  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 07:41:08  

Additional Information
 Earth MOID = 1.55923 au 
 Jupiter MOID = 1.65975 au 
 T_jup = 3.234 
[ 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 16.1   n/a MPO436855  

172051 (2001 XA125)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Alternate Designations
 2001 XA125 = 1995 SG61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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