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469597 (2004 EN93)
Classification: Main-belt Asteroid          SPK-ID: 2469597
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 .1704541448951733 6.7446e-08  
a 2.401441030022724 1.6656e-08 au
q 1.992105452734017 1.5738e-07 au
i 5.21579153321009 7.8245e-06 deg
node 11.41548835931475 6.2161e-05 deg
peri 193.2811698580842 6.6975e-05 deg
M 107.0490129514196 2.0629e-05 deg
tp 2458596.309145048260
(2019-Apr-22.80914505)
7.8264e-05 TDB
period 1359.271830452658
3.72
1.4142e-05
3.872e-08
d
yr
n .2648476867795564 2.7555e-09 deg/d
Q 2.810776607311432 1.9496e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5585 days (15.29 yr)  
   first obs. used      2004-03-15  
   last obs. used      2019-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56696  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 13:58:45  

Additional Information
 Earth MOID = .988892 au 
 Jupiter MOID = 2.15182 au 
 T_jup = 3.500 
[ 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 17.9   n/a MPO477209  

469597 (2004 EN93)          Discovered 2004-Mar-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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