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 ]  
392951 (2012 WY18)
Classification: Main-belt Asteroid          SPK-ID: 2392951
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04162252519746065 5.8619e-08  
a 2.675284082395542 4.187e-08 au
q 2.563932003265669 1.4515e-07 au
i 22.48754800879196 7.8874e-06 deg
node 55.10409015019833 1.5232e-05 deg
peri 59.66031482045728 9.3093e-05 deg
M 209.3163219565152 9.308e-05 deg
tp 2459669.485949959732
(2022-Mar-30.98594996)
0.00041524 TDB
period 1598.281546565398
4.38
3.7521e-05
1.027e-07
d
yr
n .2252419173415449 5.2878e-09 deg/d
Q 2.786636161525416 4.3613e-08 au
  Orbit Determination Parameters
   # obs. used (total)      197  
   data-arc span      5743 days (15.72 yr)  
   first obs. used      2003-10-01  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60125  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:47:13  

Additional Information
 Earth MOID = 1.61589 au 
 Jupiter MOID = 2.35653 au 
 T_jup = 3.269 
[ 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 15.8   n/a MPO397431  

392951 (2012 WY18)          Discovered 2003-Oct-01 by LONEOS at Anderson Mesa
Reference: Last Updated: 2014-04-17

Alternate Designations
 2012 WY18 = 2003 UX205 = 2010 KD37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-06 06:06 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin