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JPL Small-Body Database Browser
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379083 (2008 WX138)
Classification: Main-belt Asteroid          SPK-ID: 2379083
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1168009478614536 6.9022e-08  
a 3.135832457693289 3.8575e-08 au
q 2.769564254300001 2.218e-07 au
i 7.218240564837396 7.4586e-06 deg
node 243.2410095685847 4.8792e-05 deg
peri 198.6040791523531 6.3189e-05 deg
M 308.754350316375 3.5025e-05 deg
tp 2458889.223548050028
(2020-Feb-09.72354805)
0.00019738 TDB
period 2028.279042995978
5.55
3.7426e-05
1.025e-07
d
yr
n .1774903710823944 3.2751e-09 deg/d
Q 3.502100661086577 4.3081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      165  
   data-arc span      8455 days (23.15 yr)  
   first obs. used      1996-10-04  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53697  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:17:52  

Additional Information
 Earth MOID = 1.78634 au 
 Jupiter MOID = 1.75737 au 
 T_jup = 3.189 
[ 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 16.0   n/a MPO455729  
diameter diameter 4.985 km 0.806 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.037   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379083 (2008 WX138)          Discovered 2008-Nov-24 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2008 WX138 = 1996 TW15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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