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
JPL Small-Body Database Browser
Search: [ help ]  
118978 (2000 WW196)
Classification: Main-belt Asteroid          SPK-ID: 2118978
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1758910005986149 4.0524e-08  
a 3.008079961249714 1.9316e-08 au
q 2.478985766984859 1.3091e-07 au
i 10.23293306069523 3.9314e-06 deg
node 67.07353666159973 3.17e-05 deg
peri 359.2543217744379 3.733e-05 deg
M 318.8505944901013 1.9941e-05 deg
tp 2459418.317894769512
(2021-Jul-22.81789477)		 0.00010642 TDB
period 1905.603280177679
5.22		 1.8355e-05
5.025e-08		 d
yr
n .1889165513854665 1.8197e-09 deg/d
Q 3.537174155514569 2.2714e-08 au
   Orbit Determination Parameters
   # obs. used (total)      651  
   data-arc span      7354 days (20.13 yr)  
   first obs. used      2000-11-20  
   last obs. used      2021-01-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52376  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:21:12  

Additional Information
 Earth MOID = 1.49223 au 
 Jupiter MOID = 1.79102 au 
 T_jup = 3.203 
[ 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 15.14   n/a E2021B55  
diameter diameter 2.688 km 0.374 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.268   0.121 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

118978 (2000 WW196)          Discovered 2000-Nov-20 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2000 WW196 = 2002 GA177 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-10 20:09 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin