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 ]  
183973 (2004 EH11)
Classification: Main-belt Asteroid          SPK-ID: 2183973
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1053753012377131 6.4418e-08  
a 2.45809867888307 1.9113e-08 au
q 2.199075790123742 1.6128e-07 au
i 6.661479350412078 7.4752e-06 deg
node 22.94527055860845 4.5149e-05 deg
peri 173.2703677558416 5.2647e-05 deg
M 307.5694966794497 2.8561e-05 deg
tp 2458805.511830351079
(2019-Nov-18.01183035)
0.00011292 TDB
period 1407.658791203343
3.85
1.6418e-05
4.495e-08
d
yr
n .2557437940569764 2.9828e-09 deg/d
Q 2.717121567642398 2.1127e-08 au
  Orbit Determination Parameters
   # obs. used (total)      161  
   data-arc span      8851 days (24.23 yr)  
   first obs. used      1994-10-11  
   last obs. used      2019-01-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58354  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:18:54  

Additional Information
 Earth MOID = 1.19778 au 
 Jupiter MOID = 2.23912 au 
 T_jup = 3.475 
[ 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 16.9   n/a MPO417994  

183973 (2004 EH11)          Discovered 2004-Mar-10 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ 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