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243361 (2008 WU43)
Classification: Main-belt Asteroid          SPK-ID: 2243361
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06192864029433311 6.8842e-08  
a 3.059502337767961 4.8078e-08 au
q 2.870031518012658 2.1552e-07 au
i 1.714434896596856 7.6064e-06 deg
node 302.6463109427845 0.00022749 deg
peri 154.2748976985219 0.00023608 deg
M 315.8862967500922 6.2683e-05 deg
tp 2458840.022120342850
(2019-Dec-22.52212034)
0.00034201 TDB
period 1954.67523628514
5.35
4.6074e-05
1.261e-07
d
yr
n .1841738173775507 4.3412e-09 deg/d
Q 3.248973157523264 5.1055e-08 au
  Orbit Determination Parameters
   # obs. used (total)      213  
   data-arc span      7192 days (19.69 yr)  
   first obs. used      1999-02-08  
   last obs. used      2018-10-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54756  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:10:31  

Additional Information
 Earth MOID = 1.88709 au 
 Jupiter MOID = 1.85513 au 
 T_jup = 3.231 
[ 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 16.2   n/a MPO413138  
diameter diameter 4.187 km 1.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.033   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243361 (2008 WU43)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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