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118972 (2000 WV171)
Classification: Main-belt Asteroid          SPK-ID: 2118972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .129587608894553 4.4756e-08  
a 2.897493176421675 2.2158e-08 au
q 2.522013963900907 1.2939e-07 au
i 15.00295899376013 4.5432e-06 deg
node 94.92163516330444 1.7508e-05 deg
peri 316.1153813500795 2.3531e-05 deg
M 330.2573215217585 1.6158e-05 deg
tp 2459149.336563935080
(2020-Oct-26.83656394)
8.1465e-05 TDB
period 1801.490846085926
4.93
2.0664e-05
5.657e-08
d
yr
n .1998344875202485 2.2922e-09 deg/d
Q 3.272972388942444 2.5029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      709  
   data-arc span      6497 days (17.79 yr)  
   first obs. used      2000-09-28  
   last obs. used      2018-07-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60301  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 08:53:02  

Additional Information
 Earth MOID = 1.55627 au 
 Jupiter MOID = 2.08187 au 
 T_jup = 3.225 
[ 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 14.6   n/a MPO449694  
diameter diameter 5.845 km 0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.082   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

118972 (2000 WV171)          Discovered 2000-Nov-25 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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