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193457 (2000 XJ2)
Classification: Main-belt Asteroid          SPK-ID: 2193457
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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09212899237934045 4.9155e-08  
a 2.564754647538044 1.7307e-08 au
q 2.328466386160133 1.2577e-07 au
i 1.04900605581921 4.2823e-06 deg
node 122.3399488925505 0.00037414 deg
peri 159.7309435743509 0.00037588 deg
M 59.11188124136869 3.6268e-05 deg
tp 2458754.157442825640
(2019-Sep-27.65744283)
0.00015177 TDB
period 1500.262192987114
4.11
1.5186e-05
4.158e-08
d
yr
n .2399580564535976 2.4288e-09 deg/d
Q 2.801042908915954 1.8901e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      9156 days (25.07 yr)  
   first obs. used      1995-09-26  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47146  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 06:29:53  

Additional Information
 Earth MOID = 1.31203 au 
 Jupiter MOID = 2.29741 au 
 T_jup = 3.427 
[ 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 17.0   n/a MPO436956  

193457 (2000 XJ2)          Discovered 2000-Dec-01 by Bohyunsan at Bohyunsan
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 2000 XJ2 = 1995 TF9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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