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160617 (1999 TF99)
Classification: Main-belt Asteroid          SPK-ID: 2160617
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2529105867826928 3.2621e-08  
a 2.560218742816427 1.206e-08 au
q 1.912712318278676 8.13e-08 au
i 6.081363516970251 5.1885e-06 deg
node 92.37984096264687 4.0308e-05 deg
peri 292.1733970524598 4.2715e-05 deg
M 59.14532254294094 1.5209e-05 deg
tp 2458954.671665062625
(2020-Apr-15.17166506)
6.2276e-05 TDB
period 1496.284013215128
4.10
1.0573e-05
2.895e-08
d
yr
n .2405960344563549 1.7e-09 deg/d
Q 3.207725167354178 1.511e-08 au
  Orbit Determination Parameters
   # obs. used (total)      523  
   data-arc span      7828 days (21.43 yr)  
   first obs. used      1999-09-08  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50669  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:02:06  

Additional Information
 Earth MOID = .925587 au 
 Jupiter MOID = 2.26858 au 
 T_jup = 3.382 
[ 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 MPO417855  

160617 (1999 TF99)          Discovered 1999-Oct-02 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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