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 ]  
447142 (2005 EQ203)
Classification: Main-belt Asteroid          SPK-ID: 2447142
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1321371625382625 4.0269e-07  
a 2.588182925504448 9.9587e-08 au
q 2.246187777598311 9.6228e-07 au
i 14.06700464405031 1.4298e-05 deg
node 327.9136310809082 3.8511e-05 deg
peri 245.3346787782966 5.9746e-05 deg
M 178.7197369320131 5.1603e-05 deg
tp 2458245.475760940309
(2018-May-06.97576094)
0.00020016 TDB
period 1520.865746153642
4.16
8.7779e-05
2.403e-07
d
yr
n .2367072839338127 1.3662e-08 deg/d
Q 2.930178073410584 1.1275e-07 au
  Orbit Determination Parameters
   # obs. used (total)      55  
   data-arc span      5352 days (14.65 yr)  
   first obs. used      2005-02-03  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61718  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 16:20:19  

Additional Information
 Earth MOID = 1.28313 au 
 Jupiter MOID = 2.17561 au 
 T_jup = 3.367 
[ 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 17.2   n/a E2015T44  

447142 (2005 EQ203)          Discovered 2005-Feb-03 by LINEAR at Socorro
Reference: Last Updated: 2015-10-28
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-12 10:51 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin