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382142 (2011 KE37)
Classification: Main-belt Asteroid          SPK-ID: 2382142
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03445669758406879 7.5347e-08  
a 2.760814557378335 3.5754e-08 au
q 2.665686005089055 2.1729e-07 au
i 6.589661039497108 5.2404e-06 deg
node 90.72515170839826 6.3524e-05 deg
peri 117.8986623132234 0.0001024 deg
M 16.61667477400943 8.1797e-05 deg
tp 2458923.161472264028
(2020-Mar-14.66147226)
0.00038013 TDB
period 1675.537998041469
4.59
3.2549e-05
8.911e-08
d
yr
n .2148563628045456 4.1738e-09 deg/d
Q 2.855943109667615 3.6986e-08 au
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      5133 days (14.05 yr)  
   first obs. used      2006-04-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:12  

Additional Information
 Earth MOID = 1.66584 au 
 Jupiter MOID = 2.12645 au 
 T_jup = 3.331 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457320.5 (2015-Oct-25.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03468977411198601 7.5415e-08  
q 2.664992775245463 2.1789e-07 au
tp 2457238.126284862021
(2015-Aug-03.62628486)
0.00036384 TDB
node 90.73801143219868 6.3525e-05 deg
peri 115.9654694291546 0.00010168 deg
i 6.589674682704302 5.2405e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      195  
   data-arc span      5133 days (14.05 yr)  
   first obs. used      2006-04-07  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59756  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:41:12  

Additional Information
 Jupiter MOID = 2.12645 au 
 T_jup = 3.331 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.687416402542837E-15 -1.623067468260899E-14 -2.806016873493577E-12 1.847012548386163E-14 -4.731028762191174E-13 -4.238077889438152E-15
q -1.623067468260899E-14 4.747799152042486E-14 1.159715507003289E-11 -6.360243413890174E-14 2.153581552192927E-12 1.379329115491042E-14
tp -2.806016873493577E-12 1.159715507003289E-11 1.323759720983832E-7 -1.939757034407439E-10 2.895687087722296E-8 1.823505204963249E-11
node 1.847012548386163E-14 -6.360243413890174E-14 -1.939757034407439E-10 4.035479418686046E-9 -4.050625104672058E-9 -6.458855798307648E-11
peri -4.731028762191174E-13 2.153581552192927E-12 2.895687087722296E-8 -4.050625104672058E-9 1.033797155269097E-8 6.810581008416733E-11
i -4.238077889438152E-15 1.379329115491042E-14 1.823505204963249E-11 -6.458855798307648E-11 6.810581008416733E-11 2.746234559790543E-11

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 MPO427901  

382142 (2011 KE37)          Discovered 2006-Apr-07 by CSS at Catalina
Reference: Last Updated: 2013-12-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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