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452577 (2005 EA189)
Classification: Main-belt Asteroid          SPK-ID: 2452577
[ 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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4167598313494869 6.8959e-08  
a 3.153231390048593 4.4194e-08 au
q 1.839091207726034 2.3035e-07 au
i 19.38493323321923 1.8381e-05 deg
node 313.1692572547408 1.836e-05 deg
peri 266.7581963012616 3.8298e-05 deg
M 239.9476562400134 3.2326e-05 deg
tp 2459682.525057908285
(2022-Apr-13.02505791)		 0.00019534 TDB
period 2045.18306896077
5.60		 4.2996e-05
1.177e-07		 d
yr
n .1760233621447535 3.7005e-09 deg/d
Q 4.467371572371153 6.2612e-08 au
   Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7031 days (19.25 yr)  
   first obs. used      2000-08-01  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:33:17  

Additional Information
 Earth MOID = .949174 au 
 Jupiter MOID = 1.61254 au 
 T_jup = 2.985 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457432.5 (2016-Feb-14.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4177639126500556 6.9097e-08  
q 1.834737267619952 2.3094e-07 au
tp 2457637.622950352383
(2016-Sep-06.12295035)		 0.00016077 TDB
node 313.2290684378061 1.8355e-05 deg
peri 266.6298626836087 3.8249e-05 deg
i 19.39543147445176 1.8391e-05 deg
   Orbit Determination Parameters
   # obs. used (total)      226  
   data-arc span      7031 days (19.25 yr)  
   first obs. used      2000-08-01  
   last obs. used      2019-11-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60608  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:33:17  

Additional Information
 Jupiter MOID = 1.61254 au 
 T_jup = 2.985 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.77439902392211E-15 -1.587879549135757E-14 -8.383697244383538E-12 -7.904739976084483E-15 -1.636884095065246E-12 -1.159837045713063E-13
q -1.587879549135757E-14 5.333294551985692E-14 2.94992309261489E-11 2.651507251132662E-14 5.787867922154936E-12 3.953024151018102E-13
tp -8.383697244383538E-12 2.94992309261489E-11 2.584642036302099E-8 1.940058734566723E-11 5.402728149043174E-9 3.306335938352663E-10
node -7.904739976084483E-15 2.651507251132662E-14 1.940058734566723E-11 3.368888254019643E-10 -3.127430798062894E-10 1.549850116160884E-10
peri -1.636884095065246E-12 5.787867922154936E-12 5.402728149043174E-9 -3.127430798062894E-10 1.462962934947651E-9 -7.707673922362837E-11
i -1.159837045713063E-13 3.953024151018102E-13 3.306335938352663E-10 1.549850116160884E-10 -7.707673922362837E-11 3.38216642706119E-10

[ 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 15.6   n/a MPO419207  
diameter diameter 3.318 km 0.705 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

452577 (2005 EA189)          Discovered 2005-Mar-10 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2016-01-04

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