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 ]  
437400 (2013 WN66)
Classification: Main-belt Asteroid          SPK-ID: 2437400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1949871495013294 8.1707e-08  
a 2.343195726379953 1.8935e-08 au
q 1.886302670969429 1.8726e-07 au
i 4.74237563969337 9.0889e-06 deg
node 243.7680347461034 0.00012116 deg
peri 195.3364560408133 0.00012475 deg
M 279.2351334324073 2.9212e-05 deg
tp 2459294.421432692123
(2021-Mar-20.92143269)
0.00010769 TDB
period 1310.120603995673
3.59
1.588e-05
4.348e-08
d
yr
n .274783862571166 3.3307e-09 deg/d
Q 2.800088781790477 2.2627e-08 au
  Orbit Determination Parameters
   # obs. used (total)      72  
   data-arc span      8100 days (22.18 yr)  
   first obs. used      1995-11-17  
   last obs. used      2018-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54383  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Feb-06 09:50:59  

Additional Information
 Earth MOID = .902297 au 
 Jupiter MOID = 2.45478 au 
 T_jup = 3.532 
[ 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 17.6   n/a MPO437696  

437400 (2013 WN66)          Discovered 1995-Nov-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-06-04

Alternate Designations
 2013 WN66 = 1995 WJ38 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-25 01:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin