Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07025732144430502 4.5269e-08  
a 2.374315418825887 8.7545e-09 au
q 2.207502377235267 1.079e-07 au
i 6.817024407423388 4.5727e-06 deg
node 209.0295369852893 3.0303e-05 deg
peri 330.6508393418063 4.1418e-05 deg
M 13.97560381469766 2.6645e-05 deg
tp 2458548.623086878507
(2019-Mar-06.12308688)		 9.8958e-05 TDB
period 1336.306393008723
3.66		 7.3908e-06
2.023e-08		 d
yr
n .2693992948648942 1.49e-09 deg/d
Q 2.541128460416506 9.3695e-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 = 1.2124 au 
 Jupiter MOID = 2.42782 au 
 T_jup = 3.530 
[ 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-24 14:03 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin