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 ]  
(2014 EP78)
Classification: Jupiter Trojan          SPK-ID: 3793918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

[ 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 2456720.5 (2014-Mar-04.0) TDB
Reference: JPL 2 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1151673393770503 0.16596  
a 4.95777899623323 0.29148 au
q 4.386804780017626 1.0807 au
i 26.42865863768241 6.591 deg
node 178.5264635856745 3.5387 deg
peri 164.5948402893919 82.611 deg
M 181.0804604267431 105.73 deg
tp 2454692.358456345012
(2008-Aug-13.85845634)
1104 TDB
period 4032.080291794783
11.04
355.58
0.9735
d
yr
n .08928393631758626 0.0078738 deg/d
Q 5.528753212448835 0.32505 au
  Orbit Determination Parameters
   # obs. used (total)      14  
   data-arc span      3 days  
   first obs. used      2014-03-02  
   last obs. used      2014-03-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      9  
   norm. resid. RMS      .54708  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-18 11:48:00  

Additional Information
 Earth MOID = 3.38458 au 
 Jupiter MOID = .039291 au 
 T_jup = 2.786 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.543   .69625 2 autocmod 2.8
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Sep-21 04:26 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin