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JPL Small-Body Database Browser
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136213 (2003 WJ50)
Classification: Main-belt Asteroid          SPK-ID: 2136213
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1388469479375525 8.3329e-08  
a 2.527203737101277 2.8747e-08 au
q 2.176309211388388 2.1887e-07 au
i 13.55985590956278 6.0958e-06 deg
node 34.89028855430093 3.9337e-05 deg
peri 241.8655349925745 4.6617e-05 deg
M 80.6896746067808 2.9789e-05 deg
tp 2458271.592124231257
(2018-Jun-02.09212423)
0.00012012 TDB
period 1467.434784608701
4.02
2.5038e-05
6.855e-08
d
yr
n .245326064078545 4.1859e-09 deg/d
Q 2.878098262814166 3.2739e-08 au
  Orbit Determination Parameters
   # obs. used (total)      368  
   data-arc span      6378 days (17.46 yr)  
   first obs. used      2001-03-23  
   last obs. used      2018-09-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57719  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:24:11  

Additional Information
 Earth MOID = 1.19632 au 
 Jupiter MOID = 2.27593 au 
 T_jup = 3.401 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO359694  
diameter diameter 2.099 km 0.363 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.304   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

136213 (2003 WJ50)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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