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 ]  
390918 (2005 EU202)
Classification: Main-belt Asteroid          SPK-ID: 2390918
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1215084822712306 9.9318e-08  
a 2.208972892410502 1.8182e-08 au
q 1.940563948875412 2.1214e-07 au
i 2.707484446577843 1.1084e-05 deg
node 36.30192400460643 0.00011915 deg
peri 207.356625246434 0.00012543 deg
M 178.009819096936 3.6173e-05 deg
tp 2458407.539908607870
(2018-Oct-16.03990861)
0.00012059 TDB
period 1199.178977789552
3.28
1.4806e-05
4.054e-08
d
yr
n .3002053960815661 3.7066e-09 deg/d
Q 2.477381835945592 2.0392e-08 au
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      5313 days (14.55 yr)  
   first obs. used      2005-03-10  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:00:02  

Additional Information
 Earth MOID = .928017 au 
 Jupiter MOID = 2.53077 au 
 T_jup = 3.648 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457262.5 (2015-Aug-28.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1212952406470118 9.9219e-08  
q 1.940955137795799 2.1179e-07 au
tp 2457208.788332338684
(2015-Jul-05.28833234)
0.00012299 TDB
node 36.31660793058732 0.00011909 deg
peri 207.469008098545 0.00012543 deg
i 2.708630735725897 1.1087e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      160  
   data-arc span      5313 days (14.55 yr)  
   first obs. used      2005-03-10  
   last obs. used      2019-09-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6044  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 13:00:02  

Additional Information
 Jupiter MOID = 2.53077 au 
 T_jup = 3.648 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.84439820499438E-15 -2.096730173363828E-14 -8.431375545989584E-12 7.647185992049506E-14 -2.695695517868886E-12 -3.339490628344901E-15
q -2.096730173363828E-14 4.485393002752356E-14 1.827827057058414E-11 -1.637591175598259E-13 5.841241893559681E-12 7.180729895670304E-15
tp -8.431375545989584E-12 1.827827057058414E-11 1.512577420010811E-8 -9.758432621905785E-11 4.861585425143635E-9 5.772238222011473E-12
node 7.647185992049506E-14 -1.637591175598259E-13 -9.758432621905785E-11 1.418185082686391E-8 -1.419578914745786E-8 -4.678366605813371E-10
peri -2.695695517868886E-12 5.841241893559681E-12 4.861585425143635E-9 -1.419578914745786E-8 1.573317689601151E-8 4.691945875553976E-10
i -3.339490628344901E-15 7.180729895670304E-15 5.772238222011473E-12 -4.678366605813371E-10 4.691945875553976E-10 1.229158370569546E-10

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.8   n/a MPO437600  

390918 (2005 EU202)          Discovered 2005-Mar-10 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-17 12:57 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin