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175831 (1999 TK117)
Classification: Main-belt Asteroid          SPK-ID: 2175831
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1766439025328072 3.8318e-08  
a 2.347868101810337 1.0607e-08 au
q 1.933131517674265 9.0609e-08 au
i 2.189138671911356 4.8236e-06 deg
node 327.8662915813544 0.00011063 deg
peri 56.36426911225869 0.00011151 deg
M 314.317078786221 1.4102e-05 deg
tp 2459367.247885981437
(2021-Jun-01.74788598)		 5.1951e-05 TDB
period 1314.041163707609
3.60		 8.9043e-06
2.438e-08		 d
yr
n .2739640202626898 1.8565e-09 deg/d
Q 2.76260468594641 1.248e-08 au
   Orbit Determination Parameters
   # obs. used (total)      446  
   data-arc span      8112 days (22.21 yr)  
   first obs. used      1997-02-07  
   last obs. used      2019-04-25  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61257  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:00  

Additional Information
 Earth MOID = .936438 au 
 Jupiter MOID = 2.69892 au 
 T_jup = 3.538 
[ show covariance matrix ]

[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.9   n/a MPO433134  

175831 (1999 TK117)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

Alternate Designations
 1999 TK117 = 2003 YK77 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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