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226562 (2003 WD59)
Classification: Main-belt Asteroid          SPK-ID: 2226562
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 .1444073705193352 4.1112e-08  
a 3.170142383700526 3.5727e-08 au
q 2.712350457898435 1.3432e-07 au
i 5.79278370496173 4.7052e-06 deg
node 68.79816565936333 5.7172e-05 deg
peri 7.985579447802001 6.0739e-05 deg
M 312.8388278384303 2.1713e-05 deg
tp 2459270.583883467678
(2021-Feb-25.08388347)
0.00012649 TDB
period 2061.657791610068
5.64
3.4852e-05
9.542e-08
d
yr
n .1746167581569661 2.9519e-09 deg/d
Q 3.627934309502616 4.0887e-08 au
  Orbit Determination Parameters
   # obs. used (total)      311  
   data-arc span      6213 days (17.01 yr)  
   first obs. used      2002-08-18  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65637  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:09:39  

Additional Information
 Earth MOID = 1.72778 au 
 Jupiter MOID = 1.64278 au 
 T_jup = 3.178 
[ 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 15.6   n/a MPO418209  
diameter diameter 4.344 km 0.284 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.045   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226562 (2003 WD59)          Discovered 2003-Nov-18 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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