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213750 (2002 XE66)
Classification: Main-belt Asteroid          SPK-ID: 2213750
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3081112045520612 4.1664e-08  
a 3.161347374647663 2.0677e-08 au
q 2.187300827037475 1.2838e-07 au
i 26.04841430600643 7.4588e-06 deg
node 46.76927136257285 1.1974e-05 deg
peri 82.029051557572 1.8821e-05 deg
M 77.397967958306 1.1741e-05 deg
tp 2458759.098490450147
(2019-Oct-02.59849045)
6.5202e-05 TDB
period 2053.084178173105
5.62
2.0142e-05
5.515e-08
d
yr
n .1753459521179198 1.7203e-09 deg/d
Q 4.135393922257851 2.7047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      643  
   data-arc span      6845 days (18.74 yr)  
   first obs. used      2001-10-15  
   last obs. used      2020-07-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56074  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:43:56  

Additional Information
 Earth MOID = 1.36446 au 
 Jupiter MOID = 1.8756 au 
 T_jup = 2.978 
[ 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 15.05   n/a E2021B55  
diameter diameter 7.821 km 1.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.038   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213750 (2002 XE66)          Discovered 2002-Dec-12 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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