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 ]  
344958 (2004 WL2)
Classification: Main-belt Asteroid          SPK-ID: 2344958
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .29496865829573 7.7041e-08  
a 2.629087147719671 2.1059e-08 au
q 1.853588839214252 1.9682e-07 au
i .8078633713852672 8.0725e-06 deg
node 186.6105322981103 0.00069179 deg
peri 215.121042414847 0.0006923 deg
M 241.1508238380661 2.4191e-05 deg
tp 2459514.543148460151
(2021-Oct-27.04314846)
0.0001091 TDB
period 1557.061979070964
4.26
1.8708e-05
5.122e-08
d
yr
n .2312046693316586 2.7779e-09 deg/d
Q 3.40458545622509 2.727e-08 au
  Orbit Determination Parameters
   # obs. used (total)      151  
   data-arc span      6676 days (18.28 yr)  
   first obs. used      2000-12-22  
   last obs. used      2019-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63244  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:07:32  

Additional Information
 Earth MOID = .862185 au 
 Jupiter MOID = 2.01509 au 
 T_jup = 3.337 
[ 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 17.3   n/a MPO242370  

344958 (2004 WL2)          Discovered 2004-Nov-17 by CINEOS at Campo Imperatore
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2004 WL2 = 2008 SB37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-04 11:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin