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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
(2008 WD14)
Classification: Apollo [NEO]          SPK-ID: 3439807
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5659054890744777 1.5153e-08  
a 2.235881489136786 7.8145e-09 au
q .9705838815142614 3.3523e-08 au
i 5.604624094074734 7.5901e-06 deg
node 235.6637753654081 1.7903e-05 deg
peri 167.744793241384 2.1495e-05 deg
M 283.9283362619689 3.518e-06 deg
tp 2459654.542957865858
(2022-Mar-16.04295787)
1.2801e-05 TDB
period 1221.157264965494
3.34
6.402e-06
1.753e-08
d
yr
n .2948023242609727 1.5455e-09 deg/d
Q 3.50117909675931 1.2237e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      3671 days (10.05 yr)  
   first obs. used      2008-11-21  
   last obs. used      2018-12-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54445  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 02:18:31  

Additional Information
 Earth MOID = .00684074 au 
 Jupiter MOID = 1.92795 au 
 T_jup = 3.403 
[ 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 22.8   n/a E2018X76  
rotation period rot_per 0.153051 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Hergenrother, C.W.; Kwiatkowski, T.; Kyrszczynska, A.; Pretka-Ziomek, H.; et al. (2012) ACM 2012, #6484.]
[Pravec, P.; Wolf, M.; Sarounova, L. (2018) http://www.asu.cas.cz/~ppravec/neo.htm]

[ 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 2021-Sep-21 02:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin