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85221 (1993 FX13)
Classification: Main-belt Asteroid          SPK-ID: 2085221
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1490339219354579 5.3144e-08  
a 2.244132632842613 1.2536e-08 au
q 1.909680745226734 1.2419e-07 au
i 5.212618358993874 5.4764e-06 deg
node 144.0634323512561 4.071e-05 deg
peri 168.8733498446086 4.3333e-05 deg
M 34.5323650896326 1.5522e-05 deg
tp 2459278.713631689239
(2021-Mar-05.21363169)
5.2692e-05 TDB
period 1227.923210061403
3.36
1.0289e-05
2.817e-08
d
yr
n .293177942277024 2.4566e-09 deg/d
Q 2.578584520458493 1.4404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      554  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1993-03-17  
   last obs. used      2020-05-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56393  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:11:55  

Additional Information
 Earth MOID = .895393 au 
 Jupiter MOID = 2.67784 au 
 T_jup = 3.612 
[ 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 16.27   n/a E2021B10  

85221 (1993 FX13)          Discovered 1993-Mar-17 by UESAC at La Silla
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1993 FX13 = 2000 KE82 = 2001 XM204 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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