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192247 (2008 EJ98)
Classification: Main-belt Asteroid          SPK-ID: 2192247
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05491916096163939 5.576e-08  
a 3.0511065934379 3.38e-08 au
q 2.883542379321764 1.6921e-07 au
i 5.531821769206299 5.7435e-06 deg
node 211.3987799542984 4.6832e-05 deg
peri 342.5124066162409 7.032e-05 deg
M 109.9934488172364 4.7677e-05 deg
tp 2458605.730326697262
(2019-May-02.23032670)
0.00026114 TDB
period 1946.634864997822
5.33
3.2347e-05
8.856e-08
d
yr
n .1849345280273724 3.0731e-09 deg/d
Q 3.218670807554035 3.5657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      316  
   data-arc span      5981 days (16.38 yr)  
   first obs. used      2003-03-26  
   last obs. used      2019-08-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5767  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:15:18  

Additional Information
 Earth MOID = 1.88178 au 
 Jupiter MOID = 1.74555 au 
 T_jup = 3.227 
[ 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 15.85   n/a MPCxxxxx  
diameter diameter 3.911 km 0.396 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192247 (2008 EJ98)          Discovered 2008-Mar-02 by CSS at Catalina
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19

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