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JPL Small-Body Database Browser
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357460 (2004 EA40)
Classification: Main-belt Asteroid          SPK-ID: 2357460
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1974985431676856 5.9575e-08  
a 2.679341422799567 2.0565e-08 au
q 2.150175395147818 1.6207e-07 au
i 14.12131269329054 7.5384e-06 deg
node 9.652543932527665 2.1732e-05 deg
peri 197.936105595703 2.7373e-05 deg
M 133.4176574779198 1.8258e-05 deg
tp 2458006.821495242339
(2017-Sep-10.32149524)
7.7436e-05 TDB
period 1601.918859564211
4.39
1.8443e-05
5.049e-08
d
yr
n .2247304836013574 2.5874e-09 deg/d
Q 3.208507450451315 2.4627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5790 days (15.85 yr)  
   first obs. used      2003-12-25  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60206  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:21:40  

Additional Information
 Earth MOID = 1.15136 au 
 Jupiter MOID = 1.77419 au 
 T_jup = 3.306 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457181.5 (2015-Jun-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1972737595075512 5.957e-08  
q 2.15123514501968 1.6204e-07 au
tp 2456405.240958796316
(2013-Apr-22.74095880)
7.0011e-05 TDB
node 9.660665378301156 2.1721e-05 deg
peri 198.092307208574 2.7398e-05 deg
i 14.12450111796165 7.5403e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      5790 days (15.85 yr)  
   first obs. used      2003-12-25  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60206  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 23:21:40  

Additional Information
 Jupiter MOID = 1.77419 au 
 T_jup = 3.306 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.54862089416813E-15 -9.603076130323054E-15 -1.743479194923909E-12 1.413801383390238E-15 -3.818301143114864E-13 -7.745111727669697E-15
q -9.603076130323054E-15 2.625738595132724E-14 5.030353076728513E-12 -6.966883349155343E-15 1.134188539405587E-12 2.312573482800835E-14
tp -1.743479194923909E-12 5.030353076728513E-12 4.901470494368964E-9 8.614637952476602E-12 1.184648212131254E-9 9.195562707584027E-12
node 1.413801383390238E-15 -6.966883349155343E-15 8.614637952476602E-12 4.71814281762537E-10 -4.55670759228966E-10 -4.282057896956229E-11
peri -3.818301143114864E-13 1.134188539405587E-12 1.184648212131254E-9 -4.55670759228966E-10 7.506580312325418E-10 4.408879960664211E-11
i -7.745111727669697E-15 2.312573482800835E-14 9.195562707584027E-12 -4.282057896956229E-11 4.408879960664211E-11 5.68564868588625E-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 MPO503411  

357460 (2004 EA40)          Discovered 2004-Mar-15 by LINEAR at Socorro
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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