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 ]  
201766 (2003 WE45)
Classification: Main-belt Asteroid          SPK-ID: 2201766
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07268657506504685 8.0647e-08  
a 3.01665390596979 3.8345e-08 au
q 2.79738366538825 2.5099e-07 au
i 11.90353790634043 7.3866e-06 deg
node 47.05798176822157 3.1363e-05 deg
peri 345.0515098380616 5.4523e-05 deg
M 6.367819035041415 4.4936e-05 deg
tp 2458566.648737542041
(2019-Mar-24.14873754)
0.00023867 TDB
period 1913.756408246632
5.24
3.6489e-05
9.99e-08
d
yr
n .1881117149751723 3.5867e-09 deg/d
Q 3.23592414655133 4.1132e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      6766 days (18.52 yr)  
   first obs. used      2000-03-09  
   last obs. used      2018-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56884  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-03 12:07:41  

Additional Information
 Earth MOID = 1.80527 au 
 Jupiter MOID = 2.17203 au 
 T_jup = 3.211 
[ 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 15.3   n/a MPO454429  

201766 (2003 WE45)          Discovered 2003-Nov-19 by NEAT at Palomar
Reference: 20081212/Numbers.arcLast Updated: 2008-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-18 09:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin