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190881 (2001 TF168)
Classification: Main-belt Asteroid          SPK-ID: 2190881
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1204373982796617 3.5347e-08  
a 2.315168806946956 9.4813e-09 au
q 2.036335899260036 8.1364e-08 au
i 6.494983244144422 4.5538e-06 deg
node 292.4020015766848 3.262e-05 deg
peri 90.72388345478517 3.784e-05 deg
M 172.9665644773309 1.9582e-05 deg
tp 2458582.295618018903
(2019-Apr-08.79561802)
6.883e-05 TDB
period 1286.685540559274
3.52
7.904e-06
2.164e-08
d
yr
n .2797886419423983 1.7187e-09 deg/d
Q 2.594001714633875 1.0623e-08 au
  Orbit Determination Parameters
   # obs. used (total)      946  
   data-arc span      6820 days (18.67 yr)  
   first obs. used      2001-09-19  
   last obs. used      2020-05-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49994  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:09:30  

Additional Information
 Earth MOID = 1.05063 au 
 Jupiter MOID = 2.85555 au 
 T_jup = 3.563 
[ 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 15.76   n/a E2021B55  

190881 (2001 TF168)          Discovered 2001-Oct-15 by LINEAR at Socorro
Reference: 20080917/Numbers.arcLast Updated: 2008-09-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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