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100155 (1993 TG25)
Classification: Main-belt Asteroid          SPK-ID: 2100155
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1933854649905274 5.0276e-08  
a 2.566889355473211 1.521e-08 au
q 2.070490263885789 1.2684e-07 au
i 4.453581257388215 4.7491e-06 deg
node 45.64631464173398 5.557e-05 deg
peri 10.87786505224893 5.6756e-05 deg
M 194.3911784393936 1.5573e-05 deg
tp 2459891.519203225643
(2022-Nov-08.01920323)
6.8737e-05 TDB
period 1502.135639979737
4.11
1.3351e-05
3.655e-08
d
yr
n .2396587834137643 2.1301e-09 deg/d
Q 3.063288447060633 1.8151e-08 au
  Orbit Determination Parameters
   # obs. used (total)      441  
   data-arc span      21770 days (59.60 yr)  
   first obs. used      1960-10-17  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53921  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 20:07:45  

Additional Information
 Earth MOID = 1.08178 au 
 Jupiter MOID = 2.29647 au 
 T_jup = 3.401 
[ 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 16.37   n/a E2021B55  

100155 (1993 TG25)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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Alternate Designations
 1993 TG25 = 2001 SN188 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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