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JPL Small-Body Database Browser
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146240 (2000 WS180)
Classification: Main-belt Asteroid          SPK-ID: 2146240
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3272036361189553 5.2607e-08  
a 3.099767002084251 2.678e-08 au
q 2.085511967880731 1.7005e-07 au
i 14.31153385543267 6.7025e-06 deg
node 102.2892820098422 2.5828e-05 deg
peri 253.7278442495523 2.8086e-05 deg
M 152.9340656543177 1.1365e-05 deg
tp 2457753.674872127556
(2016-Dec-31.17487213)
5.6735e-05 TDB
period 1993.388750438107
5.46
2.5833e-05
7.073e-08
d
yr
n .1805969858718623 2.3404e-09 deg/d
Q 4.114022036287771 3.5543e-08 au
  Orbit Determination Parameters
   # obs. used (total)      346  
   data-arc span      6764 days (18.52 yr)  
   first obs. used      2000-08-28  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52633  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:28:16  

Additional Information
 Earth MOID = 1.13192 au 
 Jupiter MOID = 1.63813 au 
 T_jup = 3.092 
[ 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 14.9   n/a MPO432919  

146240 (2000 WS180)          Discovered 2000-Nov-29 by LONEOS at Anderson Mesa
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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