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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 ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4165520251266453 6.378e-08  
a 3.15366285770198 4.285e-08 au
q 1.839998207759537 2.1253e-07 au
i 19.38546084916214 1.6611e-05 deg
node 313.1667507610556 1.7474e-05 deg
peri 266.7456281159091 3.4598e-05 deg
M 275.148587065921 2.9791e-05 deg
tp 2459682.645257698138
(2022-Apr-13.14525770)
0.00017729 TDB
period 2045.602857623336
5.60
4.1691e-05
1.141e-07
d
yr
n .1759872394870735 3.5868e-09 deg/d
Q 4.467327507644423 6.0699e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      7473 days (20.46 yr)  
   first obs. used      2000-08-01  
   last obs. used      2021-01-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58852  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 15:19:44  

Additional Information
 Earth MOID = .949239 au 
 Jupiter MOID = 1.6115 au 
 T_jup = 2.985 
[ show covariance matrix ]

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 15.79   n/a MPCxxxxx  
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

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