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173982 (2001 XM140)
Classification: Main-belt Asteroid          SPK-ID: 2173982
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743745562511972 6.3113e-08  
a 3.092733782510074 2.5199e-08 au
q 2.553439701581794 1.9749e-07 au
i 2.181436265057046 6.9879e-06 deg
node 130.766376007221 0.00024645 deg
peri 317.081021857217 0.00024927 deg
M 138.3860961138859 3.3004e-05 deg
tp 2458236.836222362920
(2018-Apr-28.33622236)
0.00018027 TDB
period 1986.6082480071
5.44
2.428e-05
6.648e-08
d
yr
n .181213382337026 2.2147e-09 deg/d
Q 3.632027863438354 2.9593e-08 au
  Orbit Determination Parameters
   # obs. used (total)      203  
   data-arc span      8564 days (23.45 yr)  
   first obs. used      1995-10-26  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62351  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:49:57  

Additional Information
 Earth MOID = 1.5704 au 
 Jupiter MOID = 1.5871 au 
 T_jup = 3.200 
[ 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 16.0   n/a MPO251412  

173982 (2001 XM140)          Discovered 2001-Dec-14 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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