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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06685193559097952 6.5269e-08  
a 2.467518551071834 2.2596e-08 au
q 2.302560159826032 1.6204e-07 au
i 8.558165638025001 6.7056e-06 deg
node 78.24261170899807 4.2633e-05 deg
peri 145.0814691011958 6.2009e-05 deg
M 204.746796682159 4.7121e-05 deg
tp 2459211.058294312490
(2020-Dec-27.55829431)
0.00018896 TDB
period 1415.758137386128
3.88
1.9447e-05
5.324e-08
d
yr
n .2542807210450912 3.4928e-09 deg/d
Q 2.632476942317635 2.4106e-08 au
  Orbit Determination Parameters
   # obs. used (total)      288  
   data-arc span      6997 days (19.16 yr)  
   first obs. used      1999-11-29  
   last obs. used      2019-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63497  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:07:56  

Additional Information
 Earth MOID = 1.29739 au 
 Jupiter MOID = 2.36005 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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