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 ]  
324742 (2007 EJ217)
Classification: Main-belt Asteroid          SPK-ID: 2324742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1026407169479816 4.0053e-08  
a 2.811593244295321 2.4342e-08 au
q 2.523009297934747 1.2221e-07 au
i 11.50403300624333 4.4554e-06 deg
node 189.3136780477209 2.1383e-05 deg
peri 300.1726841046338 3.0838e-05 deg
M 335.7102114652231 2.1853e-05 deg
tp 2459116.684554394795
(2020-Sep-24.18455439)
0.00010477 TDB
period 1721.97627501949
4.71
2.2362e-05
6.122e-08
d
yr
n .2090621138179882 2.715e-09 deg/d
Q 3.100177190655894 2.684e-08 au
  Orbit Determination Parameters
   # obs. used (total)      321  
   data-arc span      9776 days (26.77 yr)  
   first obs. used      1993-04-22  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59645  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 20:13:06  

Additional Information
 Earth MOID = 1.55868 au 
 Jupiter MOID = 1.98335 au 
 T_jup = 3.284 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.0   n/a MPO418667  

324742 (2007 EJ217)          Discovered 2007-Mar-10 by Spacewatch at Kitt Peak
Reference: 20120406/Numbers.arcLast Updated: 2012-04-09

Alternate Designations
 2007 EJ217 = 2009 UJ40 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Oct-26 00:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin