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52604 Thomayer (1997 TZ9)
Classification: Main-belt Asteroid          SPK-ID: 2052604
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195566473828087 6.187e-08  
a 2.643633042837154 1.6693e-08 au
q 2.327569139325131 1.6043e-07 au
i 6.48857991865754 6.0025e-06 deg
node 28.56195396193148 4.5399e-05 deg
peri 356.8871318075221 5.1921e-05 deg
M 139.4325538144008 2.2858e-05 deg
tp 2456992.418395850691
(2014-Nov-30.91839585)
9.9539e-05 JED
period 1570.001922113126
4.30
1.487e-05
4.071e-08
d
yr
n .2292990823319899 2.1718e-09 deg/d
Q 2.959696946349177 1.8689e-08 au
  Orbit Determination Parameters
   # obs. used (total)      781  
   data-arc span      6730 days (18.43 yr)  
   first obs. used      1997-10-03  
   last obs. used      2016-03-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52679  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Mar-24 17:54:37  

Additional Information
 Earth MOID = 1.33025 au 
 Jupiter MOID = 2.48795 au 
 T_jup = 3.375 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.0 mag n/a MPO309552  

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

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