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 ]  
447305 (2005 WA142)
Classification: Main-belt Asteroid          SPK-ID: 2447305
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1029015462256872 7.0705e-08  
a 2.993176961894616 3.894e-08 au
q 2.685174424388555 2.1627e-07 au
i 4.078778739769964 7.5184e-06 deg
node 63.15690170850412 9.2213e-05 deg
peri 349.8820197249514 9.9199e-05 deg
M 302.543294274775 3.8357e-05 deg
tp 2459302.380623996613
(2021-Mar-28.88062400)
0.00020451 TDB
period 1891.459373924192
5.18
3.691e-05
1.011e-07
d
yr
n .1903292267140328 3.7141e-09 deg/d
Q 3.301179499400677 4.2947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4964 days (13.59 yr)  
   first obs. used      2005-10-27  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53139  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:49:02  

Additional Information
 Earth MOID = 1.69645 au 
 Jupiter MOID = 2.0269 au 
 T_jup = 3.243 
[ 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 16.4   n/a MPO419205  

447305 (2005 WA142)          Discovered 2005-Nov-29 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-26 21:33 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin