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JPL Small-Body Database Browser
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226553 (2003 WB16)
Classification: Main-belt Asteroid          SPK-ID: 2226553
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 .1148470516231886 4.6419e-08  
a 3.054779357633786 2.7075e-08 au
q 2.703946955050168 1.505e-07 au
i 1.871646654407573 5.1034e-06 deg
node 113.857863711265 0.00019299 deg
peri 346.2841715053578 0.0001953 deg
M 276.3595496495826 2.9642e-05 deg
tp 2459053.587477774061
(2020-Jul-23.08747777)
0.00016249 TDB
period 1950.150809988408
5.34
2.5927e-05
7.098e-08
d
yr
n .1846011078508026 2.4542e-09 deg/d
Q 3.405611760217405 3.0185e-08 au
  Orbit Determination Parameters
   # obs. used (total)      292  
   data-arc span      9425 days (25.80 yr)  
   first obs. used      1994-01-18  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5395  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 17:27:29  

Additional Information
 Earth MOID = 1.72101 au 
 Jupiter MOID = 1.73411 au 
 T_jup = 3.225 
[ 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 15.8   n/a MPO413100  
diameter diameter 2.898 km 0.163 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.101   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226553 (2003 WB16)          Discovered 2003-Nov-16 by Spacewatch at Kitt Peak
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2003 WB16 = 2005 CQ66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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