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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03423760421729403 7.3136e-08  
a 3.0384427319462 9.0882e-08 au
q 2.934413732252912 2.0834e-07 au
i 16.01221174803052 8.7012e-06 deg
node 153.0750026637386 2.5434e-05 deg
peri 252.2534620130058 0.00014163 deg
M 300.2260526681127 0.00013736 deg
tp 2458921.706589039025
(2020-Mar-13.20658904)
0.00073997 TDB
period 1934.527954327722
5.30
8.6795e-05
2.376e-07
d
yr
n .1860919089820573 8.3492e-09 deg/d
Q 3.142471731639487 9.3994e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      4184 days (11.46 yr)  
   first obs. used      2005-12-02  
   last obs. used      2017-05-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59905  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 12:26:16  

Additional Information
 Earth MOID = 1.97114 au 
 Jupiter MOID = 2.00137 au 
 T_jup = 3.181 
[ 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 15.9   n/a MPO411429  

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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