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90847 (1996 EJ3)
Classification: Main-belt Asteroid          SPK-ID: 2090847
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 .07906485645144658 7.4903e-08  
a 3.147562444166311 3.6086e-08 au
q 2.898700871346338 2.4085e-07 au
i 16.37609844282895 9.7862e-06 deg
node 356.610508681345 1.712e-05 deg
peri 221.529445326345 5.6286e-05 deg
M 76.72132363301495 5.7652e-05 deg
tp 2458565.816109751535
(2019-Mar-23.31610975)
0.00032374 TDB
period 2039.670238719759
5.58
3.5076e-05
9.603e-08
d
yr
n .1764991189095161 3.0353e-09 deg/d
Q 3.396424016986285 3.8939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      8456 days (23.15 yr)  
   first obs. used      1996-03-11  
   last obs. used      2019-05-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57525  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:02:51  

Additional Information
 Earth MOID = 1.91452 au 
 Jupiter MOID = 1.62821 au 
 T_jup = 3.141 
[ 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 14.4   n/a MPO436407  
diameter diameter 7.202 km 0.348 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.065   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

90847 (1996 EJ3)          Discovered 1996-Mar-11 by Spacewatch at Kitt Peak
Reference: 20041028/Numbers.arcLast Updated: 2004-10-29

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