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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.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09212899199868946 4.8393e-08  
a 2.564754647674826 1.706e-08 au
q 2.328466387260591 1.2331e-07 au
i 1.049006416363728 4.1562e-06 deg
node 122.3399400220275 0.00037312 deg
peri 159.7309524315424 0.00037486 deg
M 59.11188121333937 3.6265e-05 deg
tp 2458754.157442922742
(2019-Sep-27.65744292)
0.00015176 TDB
period 1500.262193107131
4.11
1.4969e-05
4.098e-08
d
yr
n .2399580564344015 2.3943e-09 deg/d
Q 2.801042908089062 1.8632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      333  
   data-arc span      9183 days (25.14 yr)  
   first obs. used      1995-09-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46661  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:39:29  

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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