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212099 (2005 EX139)
Classification: Main-belt Asteroid          SPK-ID: 2212099
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1652395707264012 5.6303e-08  
a 2.619987044723307 3.3643e-08 au
q 2.187061510144495 1.3753e-07 au
i 11.63435011451634 6.7456e-06 deg
node 354.1308525837758 3.4252e-05 deg
peri 224.2737003080859 5.0306e-05 deg
M 237.2193329769775 4.6109e-05 deg
tp 2459728.792725132549
(2022-May-29.29272513)
0.00020721 TDB
period 1548.984751907693
4.24
2.9836e-05
8.169e-08
d
yr
n .2324102929719821 4.4766e-09 deg/d
Q 3.052912579302119 3.9202e-08 au
  Orbit Determination Parameters
   # obs. used (total)      242  
   data-arc span      10575 days (28.95 yr)  
   first obs. used      1992-03-04  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .63362  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:37:18  

Additional Information
 Earth MOID = 1.19672 au 
 Jupiter MOID = 1.97958 au 
 T_jup = 3.357 
[ 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 16.16   n/a MPCxxxxx  

212099 (2005 EX139)          Discovered 2005-Mar-09 by Spacewatch at Kitt Peak
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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