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JPL Small-Body Database Browser
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214203 (2005 EM54)
Classification: Main-belt Asteroid          SPK-ID: 2214203
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 .1219069902953331 6.9673e-08  
a 2.434840179294627 2.3332e-08 au
q 2.13801614118667 1.6918e-07 au
i 1.23879415934083 7.1106e-06 deg
node 171.0242144605454 0.00031531 deg
peri 49.17886680035326 0.00031633 deg
M 217.8573496310782 3.0312e-05 deg
tp 2459148.431192751700
(2020-Oct-25.93119275)
0.00012176 TDB
period 1387.727250608097
3.80
1.9947e-05
5.461e-08
d
yr
n .2594169710526685 3.7287e-09 deg/d
Q 2.731664217402585 2.6176e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6941 days (19.00 yr)  
   first obs. used      1999-10-19  
   last obs. used      2018-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53573  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 03:52:50  

Additional Information
 Earth MOID = 1.1303 au 
 Jupiter MOID = 2.23997 au 
 T_jup = 3.495 
[ 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 17.1   n/a MPO459956  

214203 (2005 EM54)          Discovered 2005-Mar-04 by Spacewatch at Kitt Peak
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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