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118935 (2000 WE42)
Classification: Main-belt Asteroid          SPK-ID: 2118935
[ 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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .046400542670237 5.1714e-08  
a 3.101471940412578 2.7286e-08 au
q 2.957561959300921 1.6277e-07 au
i 8.504578911399442 5.848e-06 deg
node 67.23970023850509 3.4715e-05 deg
peri 5.539606931740051 7.0026e-05 deg
M 190.2044012965449 6.1308e-05 deg
tp 2459941.466450658282
(2022-Dec-27.96645066)		 0.00034372 TDB
period 1995.033586404078
5.46		 2.6328e-05
7.208e-08		 d
yr
n .1804480899235773 2.3813e-09 deg/d
Q 3.245381921524235 2.8552e-08 au
   Orbit Determination Parameters
   # obs. used (total)      574  
   data-arc span      6753 days (18.49 yr)  
   first obs. used      2000-11-01  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5946  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:35:36  

Additional Information
 Earth MOID = 1.97219 au 
 Jupiter MOID = 1.95512 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 14.6   n/a MPO299672  
diameter diameter 7.901 km 0.201 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118935 (2000 WE42)          Discovered 2000-Nov-21 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 WE42 = 2002 BC25 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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