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71167 (1999 XZ203)
Classification: Main-belt Asteroid          SPK-ID: 2071167
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1166958982036488 4.2789e-08  
a 2.794674595202247 1.9903e-08 au
q 2.468547533128202 1.2016e-07 au
i 15.02870664590386 5.469e-06 deg
node 60.60993986768855 1.7613e-05 deg
peri 110.6204773827375 2.8842e-05 deg
M 81.57992528745999 2.1942e-05 deg
tp 2458613.798283457211
(2019-May-10.29828346)
0.0001037 TDB
period 1706.45679638546
4.67
1.823e-05
4.991e-08
d
yr
n .2109634423576007 2.2537e-09 deg/d
Q 3.120801657276291 2.2226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      708  
   data-arc span      7530 days (20.62 yr)  
   first obs. used      1998-10-18  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57195  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 16:21:47  

Additional Information
 Earth MOID = 1.5161 au 
 Jupiter MOID = 1.9715 au 
 T_jup = 3.268 
[ 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 14.9   n/a MPO474592  
diameter diameter 4.670 km 0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.089   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

71167 (1999 XZ203)          Discovered 1999-Dec-12 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XZ203 = 2001 KD6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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