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 ]  
441655 (2008 WD80)
Classification: Main-belt Asteroid          SPK-ID: 2441655
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1540062318979885 7.6107e-08  
a 2.532298481083125 4.0966e-08 au
q 2.142308733970514 2.0042e-07 au
i 7.244680253077897 9.2556e-06 deg
node 100.4896910934624 6.208e-05 deg
peri 22.08404145529424 7.1217e-05 deg
M 266.0275846010178 4.4599e-05 deg
tp 2459384.709994149935
(2021-Jun-19.20999415)
0.00018897 TDB
period 1471.874457059819
4.03
3.5717e-05
9.779e-08
d
yr
n .2445860774832165 5.9351e-09 deg/d
Q 2.922288228195737 4.7275e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      5369 days (14.70 yr)  
   first obs. used      2004-12-11  
   last obs. used      2019-08-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65832  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:42:15  

Additional Information
 Earth MOID = 1.16013 au 
 Jupiter MOID = 2.16209 au 
 T_jup = 3.422 
[ 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 17.4   n/a MPO446752  

441655 (2008 WD80)          Discovered 2008-Oct-01 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-06 06:55 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin