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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

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1938-Apr-13 01:26 00:03 Jupiter 1.7660719837557 1.76607138655737 1.76607258095452 2.34187106512977 2.12723853550156 2429001.559759277 3.38672940572057 143.684913574471 5.93521403860218 -86.9495869126713 1924331.0250659 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
1987-Feb-05 15:02 00:01 Jupiter 1.91309974068182 1.91309887377542 1.91310060758844 3.3119656158885 3.17547142074483 2446832.126179814 1.27340741973681 77.3944230521796 24.0874684491684 74.8652863455569 1896475.50361413 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
1996-Aug-15 18:11 < 00:01 Jupiter 1.80465866114391 1.80465820469366 1.80465911759406 2.24160160131194 2.02140325498078 2450311.257514421 0.919552693786647 66.3015302461643 4.9305234230925 -88.8017274437326 2429316.02968513 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2045-Jun-13 13:35 00:01 Jupiter 1.77982909648946 1.77982852353063 1.7798296694481 2.49088675740142 2.29188018026825 2468145.066195547 1.23129778612683 75.2962236588002 8.94555891742186 -88.8500806794925 1942706.27241394 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2054-Dec-23 16:38 00:02 Jupiter 1.96217251184387 1.96217179117889 1.96217323250874 2.6594183444977 2.49181744948967 2471625.193336398 1.62929983269036 61.9187337805329 21.8142647900962 83.6217020436577 2287983.3307677 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2094-Apr-04 16:30 00:03 Jupiter 1.96941230475455 1.96941117203187 1.96941343747958 3.63776073822237 3.51754534331894 2485972.187200826 3.14863027176228 147.31668208895 24.653485455381 75.6589938508419 2127198.09888131 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2103-Oct-16 22:25 00:04 Jupiter 1.76974922299518 1.76974857904601 1.76974986694526 2.20407205913911 1.97502162827833 2489453.433702782 3.71366917789763 117.898197411196 14.4452843074369 -79.9642444995563 2358454.97999238 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2152-Aug-15 19:26 00:06 Jupiter 1.80247128689839 1.80246996867872 1.80247260512862 2.68369693055611 2.50247546153808 2507289.309741566 5.76670083531893 270.984324270433 12.8749001363781 86.4420085899605 1804517.64744468 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27
2162-Feb-20 19:17 00:06 Jupiter 1.8953531632006 1.8953510854484 1.89535524095129 2.47714364204347 2.2896401536361 2510765.303281982 6.10778778870595 68.3160943602201 56.9588690255501 45.8287641374315 884653.03784174 T 14 CATAB v2.0f-lin.ifort 2019-Dec-04 17:27:40 2019-Dec-04 17:27

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