| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1860 | 34 | 2438 | (87) | 10 |  
  | 1861 | 32 | 2437 | (94) | 0 |  
  | 1862 | 32 | 2435 | (100) | 0 |  
  | 1863 | 30 | 2434 | (105) | 0 |  
  | 1864 | 28 | 2433 | (109) | 0 |  
  | 1865 | 30 | 2432 | (113) | 1 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: von Guretzky-Cornitz, Bernhard Georg Nicolas |  
   | Born: 24 Feb. 1838 |  
   | Died: 17 Oct. 1873 |  |  |  |  
   | References |  | 
| Books |  
   | Feenstra Kuiper, 100 Jahre Schachzweikämpfe, page 134 |  
   | Gaige, Chess Personalia, page 155, 450 |  
   | Hooper and Whyld, Oxford Companion (1st ed.), page 137 |  
   | Minckwitz, Neunte Rheinische Schachcongress, page 4 |  
   | Renette and Zavatarelli, Neumann, Hirschfeld and Suhle, page 343, 372 |  | Periodicals |  
   | [ILN], vol. 47, no. 1325, 22 July 1865, page 75 |  
   | [NBSZ], vol. 1, no. 2, Feb. 1864, page 51 |  
   | [NBSZ], vol. 8, no. 9, Sep. 1871, page 266 |  
   | [PF], vol. 1, no. 10, June 1865, page 433 |  
   | [SZ], vol. 15, no. 5, May 1860, page 180 |  
   | [SZ], vol. 15, no. 10, Oct. 1860, page 352 |  
   | [SZ], vol. 16, no. 2, Feb. 1861, page 75 |  
   | [SZ], vol. 20, no. 5, May 1865, page 150 |  
   | [SZ], vol. 22, 1867, page cover |  | Web |  
   | Hoppe, Frank.  [Chronik des Jahres 1838] |  |  |