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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
(2014 WF201)
Classification: Apollo [NEO]          SPK-ID: 3698475
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ 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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1091276831209715 4.2039e-05  
a 1.108688264906947 5.0551e-05 au
q .9876996832542418 1.5804e-06 au
i 8.498918385074123 0.0026846 deg
node 63.21030346710975 2.8205e-05 deg
peri 325.9269175608208 0.0012396 deg
M 309.4465077285815 0.094396 deg
tp 2458660.377169802107
(2019-Jun-25.87716980)
0.1159 TDB
period 426.3954904050306
1.17
0.029162
7.984e-05
d
yr
n .8442866026984435 5.7743e-05 deg/d
Q 1.229676846559652 5.6067e-05 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      37 days  
   first obs. used      2014-11-23  
   last obs. used      2014-12-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      6  
   norm. resid. RMS      .33809  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:37:17  

Additional Information
 Earth MOID = .0162425 au 
 Jupiter MOID = 3.96802 au 
 T_jup = 5.601 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.6   n/a MPCxxxxx  
rotation period rot_per 31.2 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Warner, B.D. (2015) Minor Planet Bull. 42, 115-127.]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin