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 ]  
392942 (2012 WU5)
Classification: Main-belt Asteroid          SPK-ID: 2392942
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04328726824900229 6.7225e-08  
a 2.752556676825689 4.0066e-08 au
q 2.633406017585353 1.8546e-07 au
i 3.390047152614079 6.7894e-06 deg
node 53.40075563416129 0.00013566 deg
peri 23.91125827276079 0.0001767 deg
M 219.9138712000911 0.00011179 deg
tp 2459649.575871694390
(2022-Mar-11.07587169)
0.00052041 TDB
period 1668.026062335818
4.57
3.642e-05
9.971e-08
d
yr
n .2158239659012728 4.7123e-09 deg/d
Q 2.871707336066025 4.1801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      143  
   data-arc span      4274 days (11.70 yr)  
   first obs. used      2007-09-13  
   last obs. used      2019-05-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63148  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:12  

Additional Information
 Earth MOID = 1.64893 au 
 Jupiter MOID = 2.23174 au 
 T_jup = 3.341 
[ 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 17.0   n/a MPO437609  

392942 (2012 WU5)          Discovered 2007-Sep-13 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2012 WU5 = 2014 DC85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-May-25 05:58 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin