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181208 (2005 SA179)
Classification: Main-belt Asteroid          SPK-ID: 2181208
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06674980644660269 4.0717e-08  
a 2.820670745290943 1.8591e-08 au
q 2.632391518993177 1.1917e-07 au
i 1.837482126336815 4.5182e-06 deg
node 341.4766332024271 0.00012432 deg
peri 353.964482087257 0.00012885 deg
M 104.7701169414942 3.2025e-05 deg
tp 2458696.927568641387
(2019-Aug-01.42756864)
0.00015437 TDB
period 1730.322353179528
4.74
1.7107e-05
4.684e-08
d
yr
n .2080537186256002 2.0569e-09 deg/d
Q 3.008949971588708 1.9832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      10218 days (27.98 yr)  
   first obs. used      1993-01-26  
   last obs. used      2021-01-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57914  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:39  

Additional Information
 Earth MOID = 1.62051 au 
 Jupiter MOID = 2.24158 au 
 T_jup = 3.313 
[ 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 16.20   n/a MPCxxxxx  

181208 (2005 SA179)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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