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 ]  
305861 (2009 EL24)
Classification: Main-belt Asteroid          SPK-ID: 2305861
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02090960543318637 5.2058e-08  
a 2.784930957418363 3.6502e-08 au
q 2.726699149940079 1.5545e-07 au
i 5.07994467230372 5.7976e-06 deg
node 46.67724359491972 5.8718e-05 deg
peri 205.9704699190896 0.00015208 deg
M 70.57723848950566 0.00013688 deg
tp 2458667.700828185088
(2019-Jul-03.20082819)
0.00064774 TDB
period 1697.540232764743
4.65
3.3375e-05
9.138e-08
d
yr
n .2120715568630009 4.1694e-09 deg/d
Q 2.843162764896647 3.7265e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      6110 days (16.73 yr)  
   first obs. used      2002-11-05  
   last obs. used      2019-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61462  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 05:55:05  

Additional Information
 Earth MOID = 1.7135 au 
 Jupiter MOID = 2.13669 au 
 T_jup = 3.326 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO437358  

305861 (2009 EL24)          Discovered 2009-Mar-02 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 EL24 = 2002 VB138 = 2007 XV22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-10 20:15 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin