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JPL Small-Body Database Browser
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382821 (2003 WA38)
Classification: Main-belt Asteroid          SPK-ID: 2382821
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1807081039568571 7.8815e-08  
a 2.796727271991334 2.8943e-08 au
q 2.291335989385346 2.1573e-07 au
i 12.64564512802825 7.9287e-06 deg
node 263.3662785068695 3.1884e-05 deg
peri 154.3476096926782 3.7204e-05 deg
M 193.9539507838011 1.6277e-05 deg
tp 2459788.451794578739
(2022-Jul-27.95179458)
7.9949e-05 TDB
period 1708.337219628787
4.68
2.6519e-05
7.261e-08
d
yr
n .2107312279236216 3.2712e-09 deg/d
Q 3.302118554597321 3.4173e-08 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      5620 days (15.39 yr)  
   first obs. used      2003-11-19  
   last obs. used      2019-04-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57361  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:02:26  

Additional Information
 Earth MOID = 1.311 au 
 Jupiter MOID = 2.04579 au 
 T_jup = 3.268 
[ 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 16.2   n/a MPO471932  

382821 (2003 WA38)          Discovered 2003-Nov-19 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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