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226557 (2003 WY36)
Classification: Main-belt Asteroid          SPK-ID: 2226557
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .231807696250306 4.9681e-08  
a 3.145945812668518 3.3941e-08 au
q 2.416691361305532 1.5604e-07 au
i 17.25785253506278 9.0157e-06 deg
node 39.96017914131572 2.1183e-05 deg
peri 56.5128222138411 3.6212e-05 deg
M 317.9699191071891 2.6125e-05 deg
tp 2459238.448520458989
(2021-Jan-23.94852046)
0.00014995 TDB
period 2038.099036347282
5.58
3.2983e-05
9.03e-08
d
yr
n .1766351848363554 2.8585e-09 deg/d
Q 3.875200264031504 4.1809e-08 au
  Orbit Determination Parameters
   # obs. used (total)      313  
   data-arc span      6655 days (18.22 yr)  
   first obs. used      1999-01-14  
   last obs. used      2017-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63693  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 08:46:18  

Additional Information
 Earth MOID = 1.47817 au 
 Jupiter MOID = 1.72494 au 
 T_jup = 3.099 
[ 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 15.5   n/a MPO454627  
diameter diameter 2.344 km 0.350 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.267   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226557 (2003 WY36)          Discovered 2003-Nov-19 by LINEAR at Socorro
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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