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JPL Small-Body Database Browser
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487573 (2014 WZ391)
Classification: Jupiter Trojan          SPK-ID: 2487573
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05153563754369896 1.0615e-07  
a 5.234272134603024 4.1355e-07 au
q 4.964520583069039 5.7312e-07 au
i 22.03777684067249 1.1416e-05 deg
node 76.24362951070448 2.237e-05 deg
peri 52.39895327434336 0.00022525 deg
M 60.89680747888201 0.00020601 deg
tp 2457860.596811605688
(2017-Apr-17.09681161)
0.0025344 TDB
period 4374.041248620847
11.98
0.00051838
1.419e-06
d
yr
n .08230375059071733 9.754e-09 deg/d
Q 5.504023686137009 4.3486e-07 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      5644 days (15.45 yr)  
   first obs. used      2004-01-18  
   last obs. used      2019-07-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .73674  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:27  

Additional Information
 Earth MOID = 4.02115 au 
 Jupiter MOID = .0125183 au 
 T_jup = 2.851 
[ 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 13.7   n/a MPO437846  

487573 (2014 WZ391)          Discovered 2008-Apr-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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