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213427 (2001 XS137)
Classification: Main-belt Asteroid          SPK-ID: 2213427
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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1858740085798838 4.9494e-08  
a 3.192278844378763 3.1211e-08 au
q 2.598917179069324 1.6363e-07 au
i 2.341432984421111 6.3723e-06 deg
node 138.6224002156073 0.00013724 deg
peri 263.0172478780594 0.00013849 deg
M 143.1116321113787 1.8953e-05 deg
tp 2458372.325049457127
(2018-Sep-10.82504946)
0.00010344 TDB
period 2083.289651559562
5.70
3.0553e-05
8.365e-08
d
yr
n .1728036232170126 2.5343e-09 deg/d
Q 3.785640509688203 3.7012e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      21727 days (59.49 yr)  
   first obs. used      1960-09-26  
   last obs. used      2020-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .62292  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:39  

Additional Information
 Earth MOID = 1.60772 au 
 Jupiter MOID = 1.63224 au 
 T_jup = 3.168 
[ 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 16.18   n/a E2021B55  

213427 (2001 XS137)          Discovered 2001-Dec-14 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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