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 ]  
344773 (2003 WK149)
Classification: Main-belt Asteroid          SPK-ID: 2344773
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1705269620413584 7.0629e-08  
a 2.784750206021841 3.3257e-08 au
q 2.30987521334489 1.995e-07 au
i 4.980189532277249 1.3274e-05 deg
node 46.83019852693869 8.2467e-05 deg
peri 49.26948874357198 9.38e-05 deg
M 184.4630096328126 4.7005e-05 deg
tp 2459828.144705533311
(2022-Sep-05.64470553)
0.00023135 TDB
period 1697.374971330757
4.65
3.0407e-05
8.325e-08
d
yr
n .2120922047753284 3.7994e-09 deg/d
Q 3.259625198698792 3.8928e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      5667 days (15.52 yr)  
   first obs. used      2003-11-24  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63076  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 06:31:10  

Additional Information
 Earth MOID = 1.3303 au 
 Jupiter MOID = 1.93969 au 
 T_jup = 3.305 
[ 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 16.5   n/a MPO434169  

344773 (2003 WK149)          Discovered 2003-Nov-24 by LINEAR at Socorro
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ 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 2020-Sep-21 20:31 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin