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90380 (2003 WX68)
Classification: Jupiter Trojan          SPK-ID: 2090380
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09959010514621974 4.5328e-08  
a 5.153174900262122 9.5956e-08 au
q 4.639969670108156 2.0766e-07 au
i 9.939980078061055 5.4163e-06 deg
node 71.86030790911524 3.0005e-05 deg
peri 66.15161887866994 4.5006e-05 deg
M 87.43005052685308 3.1314e-05 deg
tp 2457962.806778851243
(2017-Jul-28.30677885)
0.00037156 TDB
period 4272.782153989665
11.70
0.00011934
3.267e-07
d
yr
n .08425423694111196 2.3533e-09 deg/d
Q 5.666380130416087 1.0551e-07 au
  Orbit Determination Parameters
   # obs. used (total)      759  
   data-arc span      10368 days (28.39 yr)  
   first obs. used      1991-12-08  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56027  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 16:31:16  

Additional Information
 Earth MOID = 3.66934 au 
 Jupiter MOID = .0491908 au 
 T_jup = 2.960 
[ 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 12.4   n/a MPO436404  
diameter diameter 17.955 km 1.802 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.055   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

90380 (2003 WX68)          Discovered 2003-Nov-19 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2003 WX68 = 2002 VD52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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