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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 ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1219249520539984 5.9126e-08  
a 2.435085537322315 1.6438e-08 au
q 2.138187849936906 1.5014e-07 au
i 1.239104251755764 6.0861e-06 deg
node 170.9981382939875 0.00024145 deg
peri 49.49593427505885 0.00024259 deg
M 64.09567135320977 2.7159e-05 deg
tp 2459149.386791923882
(2020-Oct-26.88679192)
0.00010339 TDB
period 1387.937017106343
3.80
1.4054e-05
3.848e-08
d
yr
n .2593777639496569 2.6264e-09 deg/d
Q 2.731983224707723 1.8442e-08 au
  Orbit Determination Parameters
   # obs. used (total)      220  
   data-arc span      7490 days (20.51 yr)  
   first obs. used      1999-10-19  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53266  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:45:47  

Additional Information
 Earth MOID = 1.13083 au 
 Jupiter MOID = 2.23694 au 
 T_jup = 3.494 
[ 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 17.21   n/a E2021B55  

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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