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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1169919615723994 6.8706e-08  
a 3.136739701784246 3.6245e-08 au
q 2.769766371130484 2.2173e-07 au
i 7.217443349672335 7.3635e-06 deg
node 243.240563975288 4.2378e-05 deg
peri 198.4643286608679 5.8292e-05 deg
M 19.85297393895742 3.3914e-05 deg
tp 2458888.597646691661
(2020-Feb-09.09764669)
0.00019128 TDB
period 2029.159324686924
5.56
3.517e-05
9.629e-08
d
yr
n .1774133729275023 3.075e-09 deg/d
Q 3.503713032438008 4.0485e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      8519 days (23.32 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52904  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 03:07:55  

Additional Information
 Earth MOID = 1.78661 au 
 Jupiter MOID = 1.75579 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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