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58269 (1993 TG20)
Classification: Main-belt Asteroid          SPK-ID: 2058269
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2155383926612066 3.7054e-08  
a 2.388302289509006 8.2281e-09 au
q 1.873531452839155 8.7704e-08 au
i 2.964890529959868 3.774e-06 deg
node 55.57393103788085 7.0904e-05 deg
peri 287.2373169355423 7.1384e-05 deg
M 101.7513457775278 7.9629e-06 deg
tp 2458619.460472004971
(2019-May-15.96047200)
2.9333e-05 TDB
period 1348.131850542128
3.69
6.9668e-06
1.907e-08
d
yr
n .2670361952024441 1.38e-09 deg/d
Q 2.903073126178857 1.0002e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1224  
   data-arc span      10876 days (29.78 yr)  
   first obs. used      1991-01-11  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52704  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:51:41  

Additional Information
 Earth MOID = .86832 au 
 Jupiter MOID = 2.50685 au 
 T_jup = 3.500 
[ 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 15.3   n/a MPO417227  

58269 (1993 TG20)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 TG20 = 1997 WL53 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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