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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1196163093631139 7.1177e-08  
a 2.642134404074103 1.7863e-08 au
q 2.326092037817449 1.8849e-07 au
i 6.486962876410405 7.8354e-06 deg
node 28.58151368885491 4.5484e-05 deg
peri 356.5506726762538 5.2534e-05 deg
M 93.90953560769361 2.3237e-05 deg
tp 2456991.297782706864
(2014-Nov-29.79778271)
0.00010145 JED
period 1568.667092987522
4.29
1.5908e-05
4.355e-08
d
yr
n .2294942002731638 2.3274e-09 deg/d
Q 2.958176770330758 2e-08 au
  Orbit Determination Parameters
   # obs. used (total)      664  
   data-arc span      6647 days (18.20 yr)  
   first obs. used      1997-10-03  
   last obs. used      2015-12-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52367  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 15:10:27  

Additional Information
 Earth MOID = 1.32846 au 
 Jupiter MOID = 2.49111 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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