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134712 (1999 XZ248)
Classification: Main-belt Asteroid          SPK-ID: 2134712
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 .1544200455257115 4.141e-08  
a 2.401324719007232 1.2702e-08 au
q 2.030512046576118 9.8439e-08 au
i 10.81644951678869 4.6152e-06 deg
node 224.5598381415201 2.0261e-05 deg
peri 192.5274855773413 2.5676e-05 deg
M 198.6836765360637 1.9372e-05 deg
tp 2459609.546678161531
(2022-Jan-30.04667816)
7.6802e-05 TDB
period 1359.173079512736
3.72
1.0784e-05
2.952e-08
d
yr
n .2648669293310754 2.1015e-09 deg/d
Q 2.772137391438345 1.4663e-08 au
  Orbit Determination Parameters
   # obs. used (total)      573  
   data-arc span      7562 days (20.70 yr)  
   first obs. used      1999-12-06  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56564  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:06:54  

Additional Information
 Earth MOID = 1.04328 au 
 Jupiter MOID = 2.58756 au 
 T_jup = 3.485 
[ 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 16.1   n/a MPO469413  
diameter diameter 2.318 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.131   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

134712 (1999 XZ248)          Discovered 1999-Dec-06 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 1999 XZ248 = 2002 PF2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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