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266395 (2007 EL168)
Classification: Main-belt Asteroid          SPK-ID: 2266395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1049164278428601 6.1706e-08  
a 2.708952861320622 3.5963e-08 au
q 2.424739203916168 1.7726e-07 au
i 4.488314419006767 7.1132e-06 deg
node 57.69911276899015 8.156e-05 deg
peri 302.4385914705873 8.862e-05 deg
M 97.99617829379989 3.756e-05 deg
tp 2458157.190296932964
(2018-Feb-07.69029693)
0.00016875 TDB
period 1628.548132006389
4.46
3.243e-05
8.879e-08
d
yr
n .2210557937618191 4.402e-09 deg/d
Q 2.993166518725077 3.9736e-08 au
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      6608 days (18.09 yr)  
   first obs. used      2000-11-27  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:09:56  

Additional Information
 Earth MOID = 1.42445 au 
 Jupiter MOID = 2.44752 au 
 T_jup = 3.352 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456936.5 (2014-Oct-06.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1028204054446829 6.1233e-08  
q 2.431386737232936 1.7514e-07 au
tp 2456523.858557015049
(2013-Aug-19.35855702)
0.00017291 TDB
node 57.85888999617188 8.1579e-05 deg
peri 301.5109780053572 8.902e-05 deg
i 4.487301639290356 7.1087e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      183  
   data-arc span      6608 days (18.09 yr)  
   first obs. used      2000-11-27  
   last obs. used      2018-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5468  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 09:09:56  

Additional Information
 Jupiter MOID = 2.44752 au 
 T_jup = 3.352 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.749500188079255E-15 -1.055030964746459E-14 4.194987223459179E-13 2.676186773461485E-14 1.056776730491062E-13 1.004065691805382E-15
q -1.055030964746459E-14 3.067273353190443E-14 -1.606272956736042E-12 -7.317659677312064E-14 -3.326800544918835E-13 -1.356975533085418E-15
tp 4.194987223459179E-13 -1.606272956736042E-12 2.989905978454719E-8 3.23975916284551E-11 6.202279526389151E-9 6.928514750537173E-12
node 2.676186773461485E-14 -7.317659677312064E-14 3.23975916284551E-11 6.65506119992072E-9 -6.626504699214009E-9 -4.610169864194884E-11
peri 1.056776730491062E-13 -3.326800544918835E-13 6.202279526389151E-9 -6.626504699214009E-9 7.924585567627842E-9 4.746049257647148E-11
i 1.004065691805382E-15 -1.356975533085418E-15 6.928514750537173E-12 -4.610169864194884E-11 4.746049257647148E-11 5.053431122469406E-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 16.3   n/a MPO418413  

266395 (2007 EL168)          Discovered 2007-Mar-13 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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