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 ]  
305858 (2009 EY16)
Classification: Main-belt Asteroid          SPK-ID: 2305858
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0549025378524422 1.9149e-07  
a 2.568936184247632 3.2577e-08 au
q 2.427895068151468 5.0311e-07 au
i 11.60864764723105 9.7835e-06 deg
node 180.0480499156301 2.553e-05 deg
peri 357.0755283111516 6.2977e-05 deg
M 157.2059905148252 6.5304e-05 deg
tp 2457943.757697342827
(2017-Jul-09.25769734)
0.00026446 TDB
period 1503.932694818561
4.12
2.8608e-05
7.832e-08
d
yr
n .239372414231231 4.5533e-09 deg/d
Q 2.709977300343795 3.4366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      5338 days (14.61 yr)  
   first obs. used      2005-03-17  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58414  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 07:41:20  

Additional Information
 Earth MOID = 1.43196 au 
 Jupiter MOID = 2.24957 au 
 T_jup = 3.400 
[ 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 17.2   n/a MPO455253  
diameter diameter 2.362 km 0.616 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

305858 (2009 EY16)          Discovered 2009-Mar-15 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
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin