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JPL Small-Body Database Browser
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201789 (2003 WK135)
Classification: Main-belt Asteroid          SPK-ID: 2201789
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ 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 .08753094861173184 4.0231e-08  
a 3.081092576385357 2.7771e-08 au
q 2.811401620413782 1.3462e-07 au
i 11.55999636318403 6.4068e-06 deg
node 75.80785982087517 3.1575e-05 deg
peri 45.69268515201997 6.8204e-05 deg
M 260.4558047303938 5.7919e-05 deg
tp 2459146.721747755462
(2020-Oct-24.22174776)		 0.00031909 TDB
period 1975.402268905644
5.41		 2.6708e-05
7.312e-08		 d
yr
n .1822413620084769 2.4639e-09 deg/d
Q 3.350783532356932 3.0202e-08 au
   Orbit Determination Parameters
   # obs. used (total)      465  
   data-arc span      7151 days (19.58 yr)  
   first obs. used      2000-05-05  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57261  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 14:37:41  

Additional Information
 Earth MOID = 1.84174 au 
 Jupiter MOID = 1.84477 au 
 T_jup = 3.191 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0   n/a MPO503056  
diameter diameter 3.296 km 1.259 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.178   0.153 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

201789 (2003 WK135)          Discovered 2003-Nov-21 by LINEAR at Socorro
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12

[ show close-approach data ]
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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