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 ]  
423619 (2005 WP139)
Classification: Main-belt Asteroid          SPK-ID: 2423619
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 .04959517533145789 7.2695e-08  
a 2.621262210910196 3.2724e-08 au
q 2.49126025197038 1.8761e-07 au
i 21.2934727917004 6.8091e-06 deg
node 254.9667885410944 2.5619e-05 deg
peri 197.3763153013329 0.00012805 deg
M 132.5443689465782 0.00012833 deg
tp 2458429.780242095214
(2018-Nov-07.28024210)
0.00054642 TDB
period 1550.115742212578
4.24
2.9028e-05
7.947e-08
d
yr
n .2322407225451109 4.349e-09 deg/d
Q 2.751264169850012 3.4347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      5333 days (14.60 yr)  
   first obs. used      2004-05-24  
   last obs. used      2018-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46623  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 05:58:49  

Additional Information
 Earth MOID = 1.51053 au 
 Jupiter MOID = 2.52312 au 
 T_jup = 3.306 
[ 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 16.0   n/a MPO322708  

423619 (2005 WP139)          Discovered 2005-Nov-26 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-02-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-20 04:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin