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117667 (2005 EC205)
Classification: Outer Main-belt Asteroid          SPK-ID: 2117667
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1366185150241641 4.8462e-08  
a 3.924093497103835 5.6447e-08 au
q 3.38798967071353 2.052e-07 au
i 4.877312163628644 5.9038e-06 deg
node 50.08056753530669 7.7524e-05 deg
peri 56.68186690715972 8.213e-05 deg
M 63.49979716044301 2.5071e-05 deg
tp 2458499.685050903697
(2019-Jan-16.18505090)
0.00019951 TDB
period 2839.274922707662
7.77
6.1263e-05
1.677e-07
d
yr
n .1267929347457088 2.7358e-09 deg/d
Q 4.46019732349414 6.4158e-08 au
  Orbit Determination Parameters
   # obs. used (total)      277  
   data-arc span      6792 days (18.60 yr)  
   first obs. used      2001-09-18  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:13:57  

Additional Information
 Earth MOID = 2.4083 au 
 Jupiter MOID = .759483 au 
 T_jup = 3.040 
[ 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 14.7   n/a MPO459555  

117667 (2005 EC205)          Discovered 2005-Mar-11 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EC205 = 2002 XQ111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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