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212120 (2005 EG193)
Classification: Main-belt Asteroid          SPK-ID: 2212120
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08414203065997432 5.3985e-08  
a 2.613158451359685 3.2252e-08 au
q 2.393281992826007 1.411e-07 au
i 1.511654047601789 7.247e-06 deg
node 299.1472389566823 0.00024181 deg
peri 143.2926803183294 0.00024677 deg
M 297.8473673618178 5.427e-05 deg
tp 2459266.881507128905
(2021-Feb-21.38150713)
0.00023541 TDB
period 1542.932913633221
4.22
2.8564e-05
7.82e-08
d
yr
n .2333218747354933 4.3195e-09 deg/d
Q 2.833034909893362 3.4965e-08 au
  Orbit Determination Parameters
   # obs. used (total)      140  
   data-arc span      5290 days (14.48 yr)  
   first obs. used      2003-10-22  
   last obs. used      2018-04-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60474  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 03:04:27  

Additional Information
 Earth MOID = 1.40942 au 
 Jupiter MOID = 2.32811 au 
 T_jup = 3.403 
[ 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 MPO475746  

212120 (2005 EG193)          Discovered 2005-Mar-11 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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