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 ]  
243867 (2000 WF189)
Classification: Main-belt Asteroid          SPK-ID: 2243867
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07349150866182158 1.3099e-07  
a 2.996170867846215 4.9482e-08 au
q 2.775977750559597 4.1635e-07 au
i 7.900408617158454 1.0469e-05 deg
node 238.5530071660124 9.5886e-05 deg
peri 157.0859736030472 0.00012354 deg
M 215.646290221326 8.0735e-05 deg
tp 2459360.080384607292
(2021-May-25.58038461)
0.0004331 TDB
period 1894.297963508402
5.19
4.6927e-05
1.285e-07
d
yr
n .1900440199667687 4.7079e-09 deg/d
Q 3.216363985132832 5.3118e-08 au
  Orbit Determination Parameters
   # obs. used (total)      215  
   data-arc span      6380 days (17.47 yr)  
   first obs. used      2000-10-26  
   last obs. used      2018-04-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56209  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:34:31  

Additional Information
 Earth MOID = 1.78478 au 
 Jupiter MOID = 2.154 au 
 T_jup = 3.236 
[ 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 MPO450093  
diameter diameter 4.488 km 0.187 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243867 (2000 WF189)          Discovered 2000-Nov-18 by LONEOS at Anderson Mesa
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

[ show close-approach data ]
Alternate Designations
 2000 WF189 = 2005 UB443 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-05 15:04 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin