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52604 Thomayer (1997 TZ9)
Classification: Main-belt Asteroid          SPK-ID: 2052604
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121299576123488 3.9977e-08  
a 2.641144561425559 1.1645e-08 au
q 2.320774845643783 1.055e-07 au
i 6.489302740292809 4.2779e-06 deg
node 28.5323692660608 3.2838e-05 deg
peri 357.4007433932017 3.661e-05 deg
M 146.1127766533769 1.6474e-05 deg
tp 2458564.184680569050
(2019-Mar-21.68468057)
7.0257e-05 TDB
period 1567.785653259965
4.29
1.0369e-05
2.839e-08
d
yr
n .2296232263966929 1.5187e-09 deg/d
Q 2.961514277207335 1.3058e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1094  
   data-arc span      8572 days (23.47 yr)  
   first obs. used      1997-10-03  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53655  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:19:07  

Additional Information
 Earth MOID = 1.32369 au 
 Jupiter MOID = 2.48856 au 
 T_jup = 3.375 
[ 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 14.99   n/a E2021B10  

52604 Thomayer           Discovered 1997 Oct. 5 by P. Pravec at Ondřejov.
Josef Thomayer (1853-1927), Czech professor of internal medicine at the Charles University of Prague, was the founder of Czech internal medicine. His fundamental monograph is Pathology and Therapy of Internal Diseases. He was a good writer and even tried a work of fiction.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20030910/MPCPages.arcLast Updated: 2003-10-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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