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175666 (1993 TS9)
Classification: Main-belt Asteroid          SPK-ID: 2175666
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09336732440038589 4.7547e-08  
a 2.751836457586006 1.6504e-08 au
q 2.494904850353765 1.3729e-07 au
i 3.578853323069647 4.3941e-06 deg
node 268.3586246674386 8.3675e-05 deg
peri 128.6366592533981 8.8468e-05 deg
M 336.3218863888133 2.8424e-05 deg
tp 2459310.167250750704
(2021-Apr-05.66725075)
0.00013191 TDB
period 1667.371435011666
4.57
1.5e-05
4.107e-08
d
yr
n .2159087006294319 1.9423e-09 deg/d
Q 3.008768064818248 1.8045e-08 au
  Orbit Determination Parameters
   # obs. used (total)      278  
   data-arc span      9917 days (27.15 yr)  
   first obs. used      1993-10-12  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57589  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:19  

Additional Information
 Earth MOID = 1.50303 au 
 Jupiter MOID = 2.35611 au 
 T_jup = 3.336 
[ 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 16.75   n/a E2021B55  

175666 (1993 TS9)          Discovered 1993-Oct-12 by Spacewatch at Kitt Peak
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

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Alternate Designations
 1993 TS9 = 2002 TG99 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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