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134493 (1998 XR63)
Classification: Main-belt Asteroid          SPK-ID: 2134493
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1846619608021401 4.9346e-08  
a 2.673759765594399 1.8425e-08 au
q 2.180018044565867 1.3396e-07 au
i 12.00139540873156 6.2626e-06 deg
node 19.42446832029826 2.2194e-05 deg
peri 23.05214407008958 2.8821e-05 deg
M 347.4948602238323 1.8897e-05 deg
tp 2459055.971262740045
(2020-Jul-25.47126274)
8.4158e-05 TDB
period 1596.91574375478
4.37
1.6507e-05
4.519e-08
d
yr
n .2254345612208336 2.3302e-09 deg/d
Q 3.167501486622931 2.1827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      616  
   data-arc span      7141 days (19.55 yr)  
   first obs. used      1998-11-14  
   last obs. used      2018-06-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58565  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:20:19  

Additional Information
 Earth MOID = 1.19261 au 
 Jupiter MOID = 2.29708 au 
 T_jup = 3.324 
[ 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 15.2   n/a MPO449758  
diameter diameter 6.712 km 0.446 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134493 (1998 XR63)          Discovered 1998-Dec-14 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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