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JPL Small-Body Database Browser
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146238 (2000 WZ154)
Classification: Main-belt Asteroid          SPK-ID: 2146238
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1863255712401016 4.5314e-08  
a 3.037680000251745 3.1932e-08 au
q 2.471682538960207 1.498e-07 au
i 7.054260231657461 9.0038e-06 deg
node 339.5728961986082 3.9718e-05 deg
peri 72.79903458737839 4.9059e-05 deg
M 183.063816250146 3.1459e-05 deg
tp 2459550.941989730520
(2021-Dec-02.44198973)
0.00018014 TDB
period 1933.799571413383
5.29
3.0492e-05
8.348e-08
d
yr
n .1861620021649305 2.9354e-09 deg/d
Q 3.603677461543283 3.7882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      526  
   data-arc span      6417 days (17.57 yr)  
   first obs. used      2000-09-27  
   last obs. used      2018-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56192  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:46:25  

Additional Information
 Earth MOID = 1.49327 au 
 Jupiter MOID = 1.86243 au 
 T_jup = 3.203 
[ 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 15.1   n/a MPO439879  
diameter diameter 3.832 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146238 (2000 WZ154)          Discovered 2000-Nov-30 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

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