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JPL Small-Body Database Browser
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461016 (2014 WS398)
Classification: Main-belt Asteroid          SPK-ID: 2461016
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 .03460315732215593 6.2375e-08  
a 3.039560847280682 5.3959e-08 au
q 2.934382445091964 2.034e-07 au
i 16.01068843523204 7.4817e-06 deg
node 153.0676532580769 2.1853e-05 deg
peri 252.1172944556146 0.00013652 deg
M 14.7929760269421 0.0001285 deg
tp 2458920.963268117751
(2020-Mar-12.46326812)
0.00069138 TDB
period 1935.595881819897
5.30
5.1542e-05
1.411e-07
d
yr
n .1859892363800231 4.9526e-09 deg/d
Q 3.144739249469401 5.5827e-08 au
  Orbit Determination Parameters
   # obs. used (total)      164  
   data-arc span      5081 days (13.91 yr)  
   first obs. used      2005-12-02  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60296  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 17:35:18  

Additional Information
 Earth MOID = 1.97205 au 
 Jupiter MOID = 1.99948 au 
 T_jup = 3.180 
[ 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 15.8   n/a MPO495304  

461016 (2014 WS398)          Discovered 2008-Jul-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-02-25

Alternate Designations
 2014 WS398 = 2010 DA18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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