| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1902 | 57 | 2402 | (72) | 10 |  
  | 1903 | 34 | 2450 | (72) | 10 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Kaplanek, Karl |  | Also known as: Professor C. Kaplanek |  
   | Born: 6 May 1855 |  
   | Died: 25 Feb. 1935 |  |  |  |  
   | References |  | 
| Books |  
   | Gaige, Chess Personalia, page 203 |  
   | Hooper and Whyld, Oxford Companion (2nd ed.), page 190 |  | Periodicals |  
   | [WSZ], vol. 4, no. 12, Dec. 1901, page 222 |  |  |