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 ]  
413121 (2001 WL56)
Classification: Main-belt Asteroid          SPK-ID: 2413121
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .21782280729245 1.2986e-07  
a 2.671687476375606 2.8708e-08 au
q 2.08973301006339 3.3971e-07 au
i 4.518993355132909 7.0756e-06 deg
node 35.59303670692632 7.6619e-05 deg
peri 3.374235598308673 8.3706e-05 deg
M 95.87582725572399 2.3776e-05 deg
tp 2458575.700954357035
(2019-Apr-02.20095436)
0.00010354 TDB
period 1595.05957662897
4.37
2.5709e-05
7.039e-08
d
yr
n .2256968988962977 3.6378e-09 deg/d
Q 3.253641942687822 3.4961e-08 au
  Orbit Determination Parameters
   # obs. used (total)      212  
   data-arc span      6673 days (18.27 yr)  
   first obs. used      2001-10-26  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5826  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 06:58:28  

Additional Information
 Earth MOID = 1.09752 au 
 Jupiter MOID = 2.17322 au 
 T_jup = 3.342 
[ 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 17.1   n/a MPO455941  

413121 (2001 WL56)          Discovered 2001-Oct-26 by LINEAR at Socorro
Reference: Last Updated: 2014-11-10
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-10 22:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin