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117701 (2005 EC293)
Classification: Main-belt Asteroid          SPK-ID: 2117701
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06670854413920596 5.4674e-08  
a 2.467109494944518 1.9393e-08 au
q 2.302532212304758 1.425e-07 au
i 8.557744592706339 5.6868e-06 deg
node 78.24036161022774 3.7136e-05 deg
peri 145.27513361521 5.8298e-05 deg
M 306.2561682709931 4.6548e-05 deg
tp 2459211.803742889599
(2020-Dec-28.30374289)
0.00018399 TDB
period 1415.406103230987
3.88
1.6689e-05
4.569e-08
d
yr
n .2543439647308415 2.9989e-09 deg/d
Q 2.631686777584279 2.0686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      415  
   data-arc span      7457 days (20.42 yr)  
   first obs. used      1999-11-29  
   last obs. used      2020-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60711  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:13:59  

Additional Information
 Earth MOID = 1.29728 au 
 Jupiter MOID = 2.36022 au 
 T_jup = 3.468 
[ 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 16.1   n/a MPO412804  

117701 (2005 EC293)          Discovered 2005-Mar-10 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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