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11589 (1994 WG)
Classification: Outer Main-belt Asteroid          SPK-ID: 2011589
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07146898012024813 4.8516e-08  
a 3.370522814503096 2.2746e-08 au
q 3.129634986478532 1.6106e-07 au
i 13.5061420896889 4.3508e-06 deg
node 250.2992910567121 2.1684e-05 deg
peri 138.3098770355186 3.8668e-05 deg
M 111.0007222339887 3.2309e-05 deg
tp 2458503.604536595682
(2019-Jan-20.10453660)
0.00020091 TDB
period 2260.186796773234
6.19
2.288e-05
6.264e-08
d
yr
n .1592788704517501 1.6124e-09 deg/d
Q 3.611410642527661 2.4372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1765  
   data-arc span      12166 days (33.31 yr)  
   first obs. used      1987-11-23  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45314  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 22:51:53  

Additional Information
 Earth MOID = 2.1504 au 
 Jupiter MOID = 1.78933 au 
 T_jup = 3.105 
[ 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 12.55   n/a E2021B10  

11589 (1994 WG)          Discovered 1994-Nov-25 by Kobayashi, T. at Oizumi
Reference: 19990928/Numbers.arcLast Updated: 2004-04-19

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