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441380 (2008 EE94)
Classification: Main-belt Asteroid          SPK-ID: 2441380
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08126507495331607 1.6691e-07  
a 2.897475711732646 5.2111e-08 au
q 2.66201213084328 4.7712e-07 au
i 9.388031338810173 1.6135e-05 deg
node 18.64942371894002 6.7379e-05 deg
peri 347.0774055360931 8.7759e-05 deg
M 327.1952143733367 6.0292e-05 deg
tp 2459164.658296383589
(2020-Nov-11.15829638)
0.00030312 TDB
period 1801.474558335745
4.93
4.8599e-05
1.331e-07
d
yr
n .1998362942924814 5.3911e-09 deg/d
Q 3.132939292622013 5.6346e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5561 days (15.23 yr)  
   first obs. used      2003-01-28  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:06:13  

Additional Information
 Earth MOID = 1.66176 au 
 Jupiter MOID = 2.29024 au 
 T_jup = 3.263 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457166.5 (2015-May-24.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08445942691180267 1.6696e-07  
q 2.652458387478401 4.7964e-07 au
tp 2457363.595633992235
(2015-Dec-07.09563399)
0.00027763 TDB
node 18.81635423290364 6.7235e-05 deg
peri 347.1064322262656 8.612e-05 deg
i 9.404548335123632 1.6146e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      5561 days (15.23 yr)  
   first obs. used      2003-01-28  
   last obs. used      2018-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65647  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 11:06:13  

Additional Information
 Jupiter MOID = 2.29024 au 
 T_jup = 3.263 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.787423895370186E-14 -7.970992333527768E-14 -2.690570979502129E-11 2.267898796945226E-13 -5.456062412960098E-12 -2.802405161407676E-14
q -7.970992333527768E-14 2.300572341248279E-13 8.064225091471267E-11 -6.673557875458196E-13 1.626256308167436E-11 8.628069521581222E-14
tp -2.690570979502129E-11 8.064225091471267E-11 7.708003446743979E-8 -3.168981314373862E-10 1.515020958764183E-8 5.100868815343308E-11
node 2.267898796945226E-13 -6.673557875458196E-13 -3.168981314373862E-10 4.52051129056671E-9 -4.520014029793232E-9 -7.970936981241035E-10
peri -5.456062412960098E-12 1.626256308167436E-11 1.515020958764183E-8 -4.520014029793232E-9 7.416572181890171E-9 7.9633045301771E-10
i -2.802405161407676E-14 8.628069521581222E-14 5.100868815343308E-11 -7.970936981241035E-10 7.9633045301771E-10 2.606836718356967E-10

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO437716  

441380 (2008 EE94)          Discovered 2008-Mar-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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