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117973 (1073 T-1)
Classification: Main-belt Asteroid          SPK-ID: 2117973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1335601000848528 4.0868e-08  
a 2.304399502305385 9.1236e-09 au
q 1.996623674141993 9.2643e-08 au
i 3.268939447407742 5.53e-06 deg
node 345.3528956544293 6.3621e-05 deg
peri 139.1459888993249 6.636e-05 deg
M 123.4613346543731 1.9081e-05 deg
tp 2458762.308899705092
(2019-Oct-05.80889971)
6.7431e-05 TDB
period 1277.718214757523
3.50
7.5881e-06
2.078e-08
d
yr
n .2817522641862927 1.6733e-09 deg/d
Q 2.612175330468777 1.0342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      492  
   data-arc span      17959 days (49.17 yr)  
   first obs. used      1971-03-24  
   last obs. used      2020-05-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51951  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:55:07  

Additional Information
 Earth MOID = 1.01327 au 
 Jupiter MOID = 2.44011 au 
 T_jup = 3.575 
[ 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 16.63   n/a E2021B55  

117973 (1073 T-1)          Discovered 1971-Mar-25 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1073 T-1 = 1997 TV20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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