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136253 (2003 XA39)
Classification: Main-belt Asteroid          SPK-ID: 2136253
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1331900067038736 5.479e-08  
a 2.469190647476658 1.3033e-08 au
q 2.1403191285861 1.3298e-07 au
i 6.66108101866631 5.4105e-06 deg
node 308.1790101290197 3.049e-05 deg
peri 46.29731284616942 3.4122e-05 deg
M 167.5600274164906 1.5701e-05 deg
tp 2458340.873212842041
(2018-Aug-10.37321284)
5.9979e-05 TDB
period 1417.197448808096
3.88
1.122e-05
3.072e-08
d
yr
n .2540224725233385 2.0112e-09 deg/d
Q 2.798062166367216 1.4769e-08 au
  Orbit Determination Parameters
   # obs. used (total)      834  
   data-arc span      7437 days (20.36 yr)  
   first obs. used      1999-12-12  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48432  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 22:37:11  

Additional Information
 Earth MOID = 1.14085 au 
 Jupiter MOID = 2.62874 au 
 T_jup = 3.464 
[ 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 15.7   n/a MPO493778  
diameter diameter 2.272 km 0.245 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.237   0.053 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136253 (2003 XA39)          Discovered 2003-Dec-04 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2003 XA39 = 1999 XK186 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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