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359312 (2009 JE2)
Classification: Main-belt Asteroid          SPK-ID: 2359312
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2118720604961956 4.593e-08  
a 2.733718507784037 2.7292e-08 au
q 2.154519934723248 1.2643e-07 au
i 16.40508486686208 7.4034e-06 deg
node 48.12786778140195 1.6248e-05 deg
peri 229.2268883447087 2.5293e-05 deg
M 132.7740104712285 1.7159e-05 deg
tp 2458391.608811744039
(2018-Sep-30.10881174)
7.6366e-05 TDB
period 1650.931737274336
4.52
2.4723e-05
6.769e-08
d
yr
n .2180586827862155 3.2654e-09 deg/d
Q 3.312917080844826 3.3074e-08 au
  Orbit Determination Parameters
   # obs. used (total)      221  
   data-arc span      5783 days (15.83 yr)  
   first obs. used      2004-01-28  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 20:31:22  

Additional Information
 Earth MOID = 1.1748 au 
 Jupiter MOID = 1.8996 au 
 T_jup = 3.262 
[ 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 16.1   n/a MPO503415  
diameter diameter 3.120 km 0.371 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.066   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

359312 (2009 JE2)          Discovered 2009-May-02 by Siding Spring Survey at Siding Spring
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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