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379813 (2011 KE5)
Classification: Main-belt Asteroid          SPK-ID: 2379813
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .05637050813696885 6.1204e-08  
a 3.087970552685533 5.0924e-08 au
q 2.913900083518653 1.8002e-07 au
i 9.303163470902378 1.119e-05 deg
node 219.5065327069837 3.726e-05 deg
peri 98.67157723166747 0.00011723 deg
M 165.5340825730668 0.0001122 deg
tp 2458089.133464646997
(2017-Dec-01.63346465)
0.00061011 TDB
period 1982.020546024178
5.43
4.9028e-05
1.342e-07
d
yr
n .1816328295496935 4.493e-09 deg/d
Q 3.262041021852412 5.3794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1996-10-04  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58514  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:07:03  

Additional Information
 Earth MOID = 1.92062 au 
 Jupiter MOID = 1.91681 au 
 T_jup = 3.203 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457050.5 (2015-Jan-28.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05512754464343295 5.8236e-08  
q 2.921134093800709 1.7038e-07 au
tp 2456087.404549209682
(2012-Jun-08.90454921)
0.00061452 TDB
node 219.7328104059774 3.7388e-05 deg
peri 95.32481692021901 0.00012063 deg
i 9.28361607061413 1.1171e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      103  
   data-arc span      8126 days (22.25 yr)  
   first obs. used      1996-10-04  
   last obs. used      2019-01-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58514  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:07:03  

Additional Information
 Jupiter MOID = 1.91681 au 
 T_jup = 3.203 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.39142244048472E-15 -9.539965538077473E-15 1.409383041183284E-11 6.054757370918184E-15 2.639893356891888E-12 -9.096084203370773E-15
q -9.539965538077473E-15 2.902873407778823E-14 -3.401261853070886E-11 -6.428664893407888E-15 -6.203584376408902E-12 2.175495573440709E-14
tp 1.409383041183284E-11 -3.401261853070886E-11 3.776312812236382E-7 1.421097878907959E-10 7.046870088932523E-8 -7.139193447571022E-11
node 6.054757370918184E-15 -6.428664893407888E-15 1.421097878907959E-10 1.397872979535956E-9 -1.35190297619605E-9 -1.051342047052119E-10
peri 2.639893356891888E-12 -6.203584376408902E-12 7.046870088932523E-8 -1.35190297619605E-9 1.455084532681433E-8 8.991491744685595E-11
i -9.096084203370773E-15 2.175495573440709E-14 -7.139193447571022E-11 -1.051342047052119E-10 8.991491744685595E-11 1.247932411892941E-10

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 16.2   n/a MPO460490  

379813 (2011 KE5)          Discovered 2007-Sep-09 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 KE5 = 2010 KC53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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