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 ]  
461988 (2006 WK)
Classification: Main-belt Asteroid          SPK-ID: 2461988
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08497298304029934 6.4047e-07  
a 2.549549285596941 4.9644e-08 au
q 2.332906477391504 1.6041e-06 au
i 13.4868594588295 1.0479e-05 deg
node 31.01365629835141 3.2206e-05 deg
peri 171.9602635177878 0.00023114 deg
M 225.4343402847082 0.00027318 deg
tp 2459156.308633713753
(2020-Nov-02.80863371)
0.0011184 TDB
period 1486.940342434284
4.07
4.343e-05
1.189e-07
d
yr
n .2421078974901177 7.0713e-09 deg/d
Q 2.766192093802377 5.3862e-08 au
  Orbit Determination Parameters
   # obs. used (total)      152  
   data-arc span      4499 days (12.32 yr)  
   first obs. used      2006-09-27  
   last obs. used      2019-01-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70194  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 08:32:56  

Additional Information
 Earth MOID = 1.32958 au 
 Jupiter MOID = 2.19316 au 
 T_jup = 3.397 
[ 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 16.6   n/a MPO456238  

461988 (2006 WK)          Discovered 2006-Sep-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-03-24

Alternate Designations
 2006 WK = 2016 CQ251 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Oct-15 00:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin