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 ]  
305853 (2009 EV9)
Classification: Main-belt Asteroid          SPK-ID: 2305853
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1443293352479126 5.2537e-08  
a 2.321124726316196 1.5638e-08 au
q 1.986118337539486 1.2164e-07 au
i 2.711907260741875 6.4028e-06 deg
node 199.4669739586051 0.00010041 deg
peri 218.1835114331323 0.00010227 deg
M 149.2771359783551 1.7741e-05 deg
tp 2458464.904478045559
(2018-Dec-12.40447805)
6.3826e-05 TDB
period 1291.6538533507
3.54
1.3053e-05
3.574e-08
d
yr
n .2787124422430346 2.8166e-09 deg/d
Q 2.656131115092906 1.7895e-08 au
  Orbit Determination Parameters
   # obs. used (total)      208  
   data-arc span      7157 days (19.59 yr)  
   first obs. used      2000-09-21  
   last obs. used      2020-04-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58507  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:01:44  

Additional Information
 Earth MOID = .998919 au 
 Jupiter MOID = 2.66242 au 
 T_jup = 3.562 
[ 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 17.5   n/a MPO471211  

305853 (2009 EV9)          Discovered 2009-Mar-01 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ 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 09:40 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin