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 ]  
183990 (2004 EM53)
Classification: Main-belt Asteroid          SPK-ID: 2183990
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1449680233664949 5.5398e-08  
a 2.567172840914358 1.9076e-08 au
q 2.195014868526854 1.4363e-07 au
i 12.70438012476541 7.9603e-06 deg
node 152.1409338989814 1.8119e-05 deg
peri 307.0492791096841 2.9808e-05 deg
M 40.64073897191629 2.1902e-05 deg
tp 2458830.894400403713
(2019-Dec-13.39440040)
9.107e-05 TDB
period 1502.384489043271
4.11
1.6745e-05
4.585e-08
d
yr
n .2396190872745568 2.6708e-09 deg/d
Q 2.939330813301862 2.1841e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      7798 days (21.35 yr)  
   first obs. used      1998-09-25  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59317  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 19:44:46  

Additional Information
 Earth MOID = 1.23584 au 
 Jupiter MOID = 2.23179 au 
 T_jup = 3.383 
[ 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 16.6   n/a MPO412996  

183990 (2004 EM53)          Discovered 2004-Mar-15 by LINEAR at Socorro
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 2020-Jul-09 22:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin