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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07990770349349252 5.759e-08  
a 3.14244655263057 2.9131e-08 au
q 2.891340865258818 1.7115e-07 au
i 16.39667294405889 7.1848e-06 deg
node 356.57023345635 1.5349e-05 deg
peri 220.4961238813487 4.2125e-05 deg
M 147.7609691903202 3.8818e-05 deg
tp 2458561.363419600677
(2019-Mar-18.86341960)
0.00021921 TDB
period 2034.6994919647
5.57
2.8293e-05
7.746e-08
d
yr
n .1769303041661376 2.4603e-09 deg/d
Q 3.393552240002321 3.1459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      688  
   data-arc span      9251 days (25.33 yr)  
   first obs. used      1996-03-11  
   last obs. used      2021-07-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54868  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 22:04:35  

Additional Information
 Earth MOID = 1.90725 au 
 Jupiter MOID = 1.62697 au 
 T_jup = 3.142 
[ 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 14.48   n/a MPCxxxxx  
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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