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123456 (2000 WO137)
Classification: Main-belt Asteroid          SPK-ID: 2123456
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266081537816586 5.5398e-08  
a 2.558164698766376 1.6834e-08 au
q 2.234280189186153 1.4595e-07 au
i 7.06734600295706 5.8766e-06 deg
node 166.9606667368673 3.7731e-05 deg
peri 182.9455721602573 4.2059e-05 deg
M 337.6104838249183 1.8636e-05 deg
tp 2459093.446574213169
(2020-Aug-31.94657421)
7.7428e-05 TDB
period 1494.48368848546
4.09
1.4752e-05
4.039e-08
d
yr
n .240885867656964 2.3777e-09 deg/d
Q 2.8820492083466 1.8965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      9633 days (26.37 yr)  
   first obs. used      1994-03-14  
   last obs. used      2020-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59448  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:20:15  

Additional Information
 Earth MOID = 1.22807 au 
 Jupiter MOID = 2.53737 au 
 T_jup = 3.415 
[ 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 15.6   n/a MPO436597  
diameter diameter 5.265 km 0.191 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.040   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

123456 (2000 WO137)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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