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201056 (2002 EY57)
Classification: Main-belt Asteroid          SPK-ID: 2201056
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1346504988213277 5.4492e-08  
a 2.447304544273708 1.7031e-08 au
q 2.117773766619552 1.3166e-07 au
i 1.567846213804055 5.3246e-06 deg
node 241.6439826286393 0.00015927 deg
peri 312.9679016020714 0.00016028 deg
M 249.1802477018648 2.2752e-05 deg
tp 2459430.972216139022
(2021-Aug-04.47221614)
9.1525e-05 TDB
period 1398.396897631899
3.83
1.4598e-05
3.997e-08
d
yr
n .2574376420668826 2.6873e-09 deg/d
Q 2.776835321927865 1.9324e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      6964 days (19.07 yr)  
   first obs. used      2000-11-02  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 16:19:11  

Additional Information
 Earth MOID = 1.11704 au 
 Jupiter MOID = 2.18375 au 
 T_jup = 3.485 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO503054  

201056 (2002 EY57)          Discovered 2002-Mar-13 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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