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 ]  
136235 (2003 WL122)
Classification: Main-belt Asteroid          SPK-ID: 2136235
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0840849866430626 4.6735e-08  
a 2.485236029448688 1.455e-08 au
q 2.276264991107638 1.167e-07 au
i 5.438571088439929 3.947e-06 deg
node 275.0135159479292 6.6195e-05 deg
peri 324.6556461444004 7.5089e-05 deg
M 309.7791288586531 3.4908e-05 deg
tp 2459400.132676566879
(2021-Jul-04.63267657)
0.0001383 TDB
period 1431.033789951675
3.92
1.2568e-05
3.441e-08
d
yr
n .2515663868511148 2.2093e-09 deg/d
Q 2.694207067789739 1.5774e-08 au
  Orbit Determination Parameters
   # obs. used (total)      369  
   data-arc span      6843 days (18.74 yr)  
   first obs. used      2002-08-06  
   last obs. used      2021-05-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5395  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 09:22:33  

Additional Information
 Earth MOID = 1.26446 au 
 Jupiter MOID = 2.32587 au 
 T_jup = 3.465 
[ 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 16.16   n/a MPCxxxxx  

136235 (2003 WL122)          Discovered 2003-Nov-20 by Spacewatch at Kitt Peak
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

Alternate Designations
 2003 WL122 = 2002 PG18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-09 13:44 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin