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129189 (2005 ML8)
Classification: Main-belt Asteroid          SPK-ID: 2129189
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685239297562144 5.4438e-08  
a 2.584555041009808 1.659e-08 au
q 2.148995668827602 1.4308e-07 au
i 5.625029258088706 5.4887e-06 deg
node 292.8349447172807 5.9741e-05 deg
peri 317.7132099777135 6.1526e-05 deg
M 247.0828102851991 1.6444e-05 deg
tp 2459476.530374550418
(2021-Sep-19.03037455)
7.1118e-05 TDB
period 1517.669145601201
4.16
1.4612e-05
4.001e-08
d
yr
n .2372058501969423 2.2839e-09 deg/d
Q 3.020114413192015 1.9386e-08 au
  Orbit Determination Parameters
   # obs. used (total)      353  
   data-arc span      7285 days (19.95 yr)  
   first obs. used      2000-02-12  
   last obs. used      2020-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58693  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 07:03:14  

Additional Information
 Earth MOID = 1.13862 au 
 Jupiter MOID = 2.05061 au 
 T_jup = 3.396 
[ 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 16.0   n/a MPO412838  

129189 (2005 ML8)          Discovered 2005-Jun-27 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 2005 ML8 = 2004 CJ87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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