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100153 (1993 TF20)
Classification: Main-belt Asteroid          SPK-ID: 2100153
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1478235639756116 5.161e-08  
a 2.582732214840237 1.5267e-08 au
q 2.200943534047928 1.2727e-07 au
i 1.842286138320757 4.1553e-06 deg
node 108.5282277950128 0.00013106 deg
peri 217.8891317399721 0.00013216 deg
M 237.7183990048374 2.0916e-05 deg
tp 2459715.463101372013
(2022-May-15.96310137)
9.0718e-05 TDB
period 1516.06386394351
4.15
1.3443e-05
3.68e-08
d
yr
n .2374570152101547 2.1055e-09 deg/d
Q 2.964520895632546 1.7524e-08 au
  Orbit Determination Parameters
   # obs. used (total)      611  
   data-arc span      9661 days (26.45 yr)  
   first obs. used      1993-10-09  
   last obs. used      2020-03-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55288  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:45  

Additional Information
 Earth MOID = 1.18758 au 
 Jupiter MOID = 2.35437 au 
 T_jup = 3.408 
[ 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 16.00   n/a E2021B55  

100153 (1993 TF20)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1993 TF20 = 2001 PK14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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