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117613 (2005 EA93)
Classification: Main-belt Asteroid          SPK-ID: 2117613
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2732530241726686 2.864e-08  
a 3.070159048274614 2.2156e-08 au
q 2.231228803642494 9.2475e-08 au
i 13.38325115085314 7.0688e-06 deg
node 175.9567313736144 2.1373e-05 deg
peri 301.3938598456076 2.6328e-05 deg
M 332.9258425446592 1.5831e-05 deg
tp 2459148.272012556959
(2020-Oct-25.77201256)
8.7268e-05 TDB
period 1964.896769484183
5.38
2.127e-05
5.823e-08
d
yr
n .1832157320379258 1.9833e-09 deg/d
Q 3.909089292906733 2.8211e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      8158 days (22.34 yr)  
   first obs. used      1997-09-06  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56326  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:48:34  

Additional Information
 Earth MOID = 1.27913 au 
 Jupiter MOID = 1.40793 au 
 T_jup = 3.132 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457210.5 (2015-Jul-07.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2731254533515626 2.8703e-08  
q 2.231866077720094 9.258e-08 au
tp 2457186.682500571407
(2015-Jun-13.18250057)
7.7846e-05 TDB
node 175.9702536135698 2.1369e-05 deg
peri 301.8038378282886 2.6308e-05 deg
i 13.3828843318811 7.0669e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      8158 days (22.34 yr)  
   first obs. used      1997-09-06  
   last obs. used      2020-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56326  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 16:48:34  

Additional Information
 Jupiter MOID = 1.40793 au 
 T_jup = 3.132 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.23851409510502E-16 -2.619113415658649E-15 -2.275139302406817E-13 -4.716599388031492E-16 -3.463105639056007E-14 -1.815797410518393E-15
q -2.619113415658649E-15 8.571078270932288E-15 1.05888510903316E-12 2.793364709677669E-15 1.76051151945779E-13 8.460331990609428E-15
tp -2.275139302406817E-13 1.05888510903316E-12 6.060052416863799E-9 3.115952657101865E-12 1.231096008127139E-9 2.329123182175714E-11
node -4.716599388031492E-16 2.793364709677669E-15 3.115952657101865E-12 4.566532360646347E-10 -4.432577489139558E-10 9.437038270513829E-11
peri -3.463105639056007E-14 1.76051151945779E-13 1.231096008127139E-9 -4.432577489139558E-10 6.921268857652002E-10 -8.704219514485549E-11
i -1.815797410518393E-15 8.460331990609428E-15 2.329123182175714E-11 9.437038270513829E-11 -8.704219514485549E-11 4.994116944019766E-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 15.3   n/a MPO412803  
diameter diameter 2.487 km 0.313 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.217   0.107 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117613 (2005 EA93)          Discovered 2005-Mar-08 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 EA93 = 1997 RT11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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