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215851 (2005 EB18)
Classification: Main-belt Asteroid          SPK-ID: 2215851
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1162666596003581 5.3701e-08  
a 2.37179894913994 1.5937e-08 au
q 2.096037808079799 1.2689e-07 au
i 1.654262489145232 6.4677e-06 deg
node 150.8157992971486 0.00015285 deg
peri 22.22864651434908 0.00015448 deg
M 60.70723797217653 2.3221e-05 deg
tp 2458775.515184223457
(2019-Oct-19.01518422)
8.4968e-05 TDB
period 1334.182486060018
3.65
1.3448e-05
3.682e-08
d
yr
n .2698281560141882 2.7197e-09 deg/d
Q 2.647560090200081 1.779e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5968 days (16.34 yr)  
   first obs. used      2003-09-22  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61952  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:27:59  

Additional Information
 Earth MOID = 1.10127 au 
 Jupiter MOID = 2.31537 au 
 T_jup = 3.534 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457266.5 (2015-Sep-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169657532959031 5.3645e-08  
q 2.09419167509519 1.2702e-07 au
tp 2457441.464043160192
(2016-Feb-22.96404316)
7.8984e-05 TDB
node 150.8238934369689 0.00015289 deg
peri 22.25948124567521 0.00015449 deg
i 1.653759660908053 6.4691e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5968 days (16.34 yr)  
   first obs. used      2003-09-22  
   last obs. used      2020-01-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61952  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 03:27:59  

Additional Information
 Jupiter MOID = 2.31537 au 
 T_jup = 3.534 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.877746038098064E-15 -6.77178621185921E-15 -3.604549841083108E-13 1.714450255811969E-14 -9.446214989821931E-14 -1.056603596462532E-15
q -6.77178621185921E-15 1.613403049213491E-14 1.228801103758842E-12 -3.904118051267024E-14 3.178900876606436E-13 2.729660837231739E-15
tp -3.604549841083108E-13 1.228801103758842E-12 6.238542057715549E-9 2.097336099289884E-11 1.765782728693216E-9 2.107973267736629E-12
node 1.714450255811969E-14 -3.904118051267024E-14 2.097336099289884E-11 2.337401106762545E-8 -2.335786640498125E-8 3.500673956253708E-11
peri -9.446214989821931E-14 3.178900876606436E-13 1.765782728693216E-9 -2.335786640498125E-8 2.386832370587805E-8 -3.441595778351891E-11
i -1.056603596462532E-15 2.729660837231739E-15 2.107973267736629E-12 3.500673956253708E-11 -3.441595778351891E-11 4.184890470764381E-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 17.5   n/a MPO418157  

215851 (2005 EB18)          Discovered 2005-Mar-03 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2005 EB18 = 2005 HT8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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