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129474 (1993 TF16)
Classification: Main-belt Asteroid          SPK-ID: 2129474
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2132091843628561 3.7866e-08  
a 2.752024108064921 1.0533e-08 au
q 2.165267292637483 1.0609e-07 au
i 9.773352187302804 3.8111e-06 deg
node 193.259944737512 2.3617e-05 deg
peri 127.6455956100292 2.6002e-05 deg
M 338.812462720019 8.652e-06 deg
tp 2459098.641966739523
(2020-Sep-06.14196674)
4.0116e-05 TDB
period 1667.54198750653
4.57
9.5732e-06
2.621e-08
d
yr
n .2158866179665478 1.2394e-09 deg/d
Q 3.33878092349236 1.2778e-08 au
  Orbit Determination Parameters
   # obs. used (total)      623  
   data-arc span      10322 days (28.26 yr)  
   first obs. used      1992-04-28  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5268  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:40:54  

Additional Information
 Earth MOID = 1.16955 au 
 Jupiter MOID = 2.1048 au 
 T_jup = 3.291 
[ 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 15.5   n/a MPO436627  

129474 (1993 TF16)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

Alternate Designations
 1993 TF16 = 1992 HC3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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