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 ]  
(2008 WE)
Classification: Amor [NEO]          SPK-ID: 3439360
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2454789.5 (2008-Nov-19.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5570649932539633 0.0015781  
a 2.296648354355639 0.0083363 au
q 1.017265954329789 6.8087e-05 au
i 1.030271364642719 0.0021681 deg
node 66.09393845353726 0.0037906 deg
peri 340.1164944676049 0.011378 deg
M 2.596502321593249 0.013222 deg
tp 2454780.330906573905
(2008-Nov-09.83090657)
0.0033813 TDB
period 1271.276981323375
3.48
6.9216
0.01895
d
yr
n .2831798304294372 0.0015418 deg/d
Q 3.576030754381489 0.01298 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      5 days  
   first obs. used      2008-11-18  
   last obs. used      2008-11-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      8  
   norm. resid. RMS      .64299  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:02:11  

Additional Information
 Earth MOID = .0272754 au 
 Jupiter MOID = 1.84038 au 
 T_jup = 3.369 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.9   n/a MPO149151  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-20 03:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin