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JPL Small-Body Database Browser
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17189 (1999 WU3)
Classification: Main-belt Asteroid          SPK-ID: 2017189
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07098528230867135 4.5332e-08  
a 2.375214713107201 8.9697e-09 au
q 2.206609426153576 1.0839e-07 au
i 6.81394525699623 4.5709e-06 deg
node 208.975886609628 3.0326e-05 deg
peri 330.9289241018915 4.1159e-05 deg
M 121.4098211331556 2.6156e-05 deg
tp 2458549.575266171364
(2019-Mar-07.07526617)		 9.7626e-05 TDB
period 1337.065672803117
3.66		 7.5739e-06
2.074e-08		 d
yr
n .2692463110247015 1.5252e-09 deg/d
Q 2.543820000060826 9.6064e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1775  
   data-arc span      23184 days (63.47 yr)  
   first obs. used      1955-11-19  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4782  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:29:44  

Additional Information
 Earth MOID = 1.21102 au 
 Jupiter MOID = 2.42377 au 
 T_jup = 3.529 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO337404  
diameter diameter 4.527 km 1.399 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.237   0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

17189 (1999 WU3)          Discovered 1999-Nov-28 by Kobayashi, T. at Oizumi
Reference: 20000913/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 WU3 = 1995 SH53 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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