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 ]  
305863 (2009 EO25)
Classification: Main-belt Asteroid          SPK-ID: 2305863
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02852210717024119 8.3546e-08  
a 2.697300738109306 3.1022e-08 au
q 2.620368037386582 2.1921e-07 au
i 5.759424422527245 8.3653e-06 deg
node 13.49579273482 5.6618e-05 deg
peri 1.142893174085875 0.00012987 deg
M 34.15681337178371 0.00011281 deg
tp 2459046.979162918111
(2020-Jul-16.47916292)
0.00050806 TDB
period 1618.052033950433
4.43
2.7914e-05
7.642e-08
d
yr
n .2224897546224575 3.8383e-09 deg/d
Q 2.774233438832031 3.1907e-08 au
  Orbit Determination Parameters
   # obs. used (total)      186  
   data-arc span      6694 days (18.33 yr)  
   first obs. used      2002-09-14  
   last obs. used      2021-01-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57649  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 15:12:37  

Additional Information
 Earth MOID = 1.61853 au 
 Jupiter MOID = 2.33403 au 
 T_jup = 3.361 
[ 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 16.5   n/a MPO433970  

305863 (2009 EO25)          Discovered 2009-Mar-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2009 EO25 = 2002 RJ180 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-10 15:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin