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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
212147 (2005 EX280)
Classification: Main-belt Asteroid          SPK-ID: 2212147
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0263374521135487 4.3981e-08  
a 3.000682902557733 3.4151e-08 au
q 2.921652560303675 1.3411e-07 au
i 12.75976099786061 5.0886e-06 deg
node 107.227461227933 2.1901e-05 deg
peri 278.7822691661377 0.0001009 deg
M 125.180521726848 9.7875e-05 deg
tp 2458340.319276966815
(2018-Aug-09.81927697)
0.00051777 TDB
period 1898.57860482917
5.20
3.2412e-05
8.874e-08
d
yr
n .1896155361091262 3.2371e-09 deg/d
Q 3.079713244811792 3.5051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      457  
   data-arc span      7822 days (21.42 yr)  
   first obs. used      1998-11-19  
   last obs. used      2020-04-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5616  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 08:43:48  

Additional Information
 Earth MOID = 1.9597 au 
 Jupiter MOID = 2.11944 au 
 T_jup = 3.215 
[ 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 15.2   n/a MPO418136  

212147 (2005 EX280)          Discovered 2005-Mar-10 by LONEOS at Anderson Mesa
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-03 04:35 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin