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201793 (2003 WQ142)
Classification: Main-belt Asteroid          SPK-ID: 2201793
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1647894067701759 4.7146e-08  
a 3.108660730785438 3.3017e-08 au
q 2.596386373109564 1.5289e-07 au
i 15.51809429606533 5.0433e-06 deg
node 95.12945486579773 2.0309e-05 deg
peri 290.0991371057286 2.5499e-05 deg
M 340.9944419823497 1.4775e-05 deg
tp 2458706.190643504378
(2019-Aug-10.69064350)
8.2029e-05 TDB
period 2001.973929218012
5.48
3.1894e-05
8.732e-08
d
yr
n .1798225215353424 2.8648e-09 deg/d
Q 3.620935088461312 3.8458e-08 au
  Orbit Determination Parameters
   # obs. used (total)      538  
   data-arc span      14393 days (39.41 yr)  
   first obs. used      1980-07-11  
   last obs. used      2019-12-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53157  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:37:41  

Additional Information
 Earth MOID = 1.65042 au 
 Jupiter MOID = 1.95601 au 
 T_jup = 3.143 
[ 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 14.7   n/a MPO503056  
diameter diameter 7.583 km 0.381 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201793 (2003 WQ142)          Discovered 2003-Nov-21 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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