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 ]  
193438 (2000 WF123)
Classification: Main-belt Asteroid          SPK-ID: 2193438
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1630451644857749 1.3999e-07  
a 2.546080034293983 1.8919e-08 au
q 2.130953996308573 3.6419e-07 au
i 8.307547361838932 8.6589e-06 deg
node 75.01122448083527 4.1416e-05 deg
peri 350.8099653241887 5.1086e-05 deg
M 302.8732698807198 2.7272e-05 deg
tp 2459235.974221194305
(2021-Jan-21.47422119)
0.00011391 TDB
period 1483.906385906373
4.06
1.6539e-05
4.528e-08
d
yr
n .2426029050209332 2.704e-09 deg/d
Q 2.961206072279393 2.2003e-08 au
  Orbit Determination Parameters
   # obs. used (total)      517  
   data-arc span      8743 days (23.94 yr)  
   first obs. used      1994-05-14  
   last obs. used      2018-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52679  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-07 06:00:07  

Additional Information
 Earth MOID = 1.14527 au 
 Jupiter MOID = 2.34294 au 
 T_jup = 3.409 
[ 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 15.4   n/a MPO440067  

193438 (2000 WF123)          Discovered 2000-Nov-29 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-17 04:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin