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JPL Small-Body Database Browser
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437866 (2000 WF138)
Classification: Main-belt Asteroid          SPK-ID: 2437866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2123034450327118 7.3091e-08  
a 3.134989100979244 4.0469e-08 au
q 2.469420114701347 2.3154e-07 au
i 16.58300088528565 7.9926e-06 deg
node 234.0929547499483 2.679e-05 deg
peri 145.8810999071181 3.2898e-05 deg
M 139.3125092508118 2.1707e-05 deg
tp 2457815.914832220491
(2017-Mar-03.41483222)
0.00011308 TDB
period 2027.460864207909
5.55
3.9258e-05
1.075e-07
d
yr
n .1775619970551912 3.4381e-09 deg/d
Q 3.800558087257141 4.906e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2000-10-24  
   last obs. used      2019-05-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4611  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:10:47  

Additional Information
 Earth MOID = 1.49102 au 
 Jupiter MOID = 1.7325 au 
 T_jup = 3.114 
[ 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 15.5   n/a MPO434613  

437866 (2000 WF138)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: Last Updated: 2015-07-06

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