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 ]  
379052 (2008 WT45)
Classification: Outer Main-belt Asteroid          SPK-ID: 2379052
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04645839737940322 5.6877e-08  
a 3.228778117472949 5.9445e-08 au
q 3.078774260641469 1.8522e-07 au
i 7.148774724988606 6.3384e-06 deg
node 256.3999372721648 5.9908e-05 deg
peri 331.2299696409181 0.00010215 deg
M 129.8394788701091 8.52e-05 deg
tp 2457836.206807055705
(2017-Mar-23.70680706)
0.00049777 TDB
period 2119.120870280146
5.80
5.8523e-05
1.602e-07
d
yr
n .1698817679769291 4.6916e-09 deg/d
Q 3.378781974304429 6.2207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      159  
   data-arc span      4034 days (11.04 yr)  
   first obs. used      2008-11-08  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52413  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 00:17:52  

Additional Information
 Earth MOID = 2.07019 au 
 Jupiter MOID = 1.64795 au 
 T_jup = 3.173 
[ 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 15.6   n/a MPO455729  
diameter diameter 5.948 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

379052 (2008 WT45)          Discovered 2008-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
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-13 10:43 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin