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173145 (1995 TT3)
Classification: Outer Main-belt Asteroid          SPK-ID: 2173145
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1556616544843577 5.2465e-08  
a 3.206970748623521 2.7545e-08 au
q 2.707768376009844 1.6226e-07 au
i 4.218851817613079 4.8328e-06 deg
node 210.7952057035253 8.8037e-05 deg
peri 244.7911408131182 9.1804e-05 deg
M 45.65783379299842 2.2358e-05 deg
tp 2458734.455841925963
(2019-Sep-07.95584193)
0.0001301 TDB
period 2097.688150096607
5.74
2.7026e-05
7.399e-08
d
yr
n .1716175018595688 2.211e-09 deg/d
Q 3.706173121237197 3.1832e-08 au
  Orbit Determination Parameters
   # obs. used (total)      239  
   data-arc span      8891 days (24.34 yr)  
   first obs. used      1995-10-02  
   last obs. used      2020-02-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57837  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:59:28  

Additional Information
 Earth MOID = 1.72795 au 
 Jupiter MOID = 1.51315 au 
 T_jup = 3.169 
[ 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 16.1   n/a MPO417932  

173145 (1995 TT3)          Discovered 1995-Oct-15 by Spacewatch at Kitt Peak
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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