Ratings 
  
  | Year       | 
  Rank   | 
   Edo    | 
  Dev.   | 
  Games  | 
 
  | 1909  | 
  349  | 
  2226 |  (67) |   16 | 
 
  | 1910  | 
  313  | 
  2236 |  (61) |   0 | 
 
  | 1911  | 
  299  | 
  2247 |  (49) |   25 | 
 
  | 1912  | 
  302  | 
  2242 |  (62) |   0 | 
 
  | 1913  | 
  320  | 
  2236 |  (71) |   0 | 
 
  | 1914  | 
  317  | 
  2231 |  (77) |   0 | 
 
  | 1915  | 
  307  | 
  2226 |  (81) |   0 | 
 
  | 1916  | 
  318  | 
  2220 |  (84) |   0 | 
 
  | 1917  | 
  327  | 
  2215 |  (85) |   0 | 
 
  | 1918  | 
  345  | 
  2209 |  (85) |   0 | 
 
  | 1919  | 
  351  | 
  2204 |  (83) |   0 | 
 
  | 1920  | 
  389  | 
  2199 |  (80) |   4 | 
 
  | 1921  | 
  409  | 
  2205 |  (84) |   0 | 
 
  | 1922  | 
  387  | 
  2211 |  (85) |   0 | 
 
  | 1923  | 
  415  | 
  2218 |  (86) |   0 | 
 
  | 1924  | 
  410  | 
  2224 |  (85) |   0 | 
 
  | 1925  | 
  396  | 
  2230 |  (83) |   0 | 
 
  | 1926  | 
  405  | 
  2236 |  (80) |   0 | 
 
  | 1927  | 
  412  | 
  2243 |  (75) |   0 | 
 
  | 1928  | 
  407  | 
  2249 |  (67) |   13 | 
 
  
Rating table notes
 
 | 
| Biographical data |  
   | Name: Kosolapov, Nokolay Ivanovich   | 
 
   | Born: 1880 | 
 
   | Died: 1943 | 
 
  |  
|   |  
   | References | 
 
| Books |  
   |    Di Felice, Chess Results, 1901-1920, page 309 | 
 
   |    Di Felice, Chess Results, 1921-1930, page 210 | 
 
   |    Gaige, Chess Personalia, page 224 | 
 
   |    Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 69 | 
 
   |    Thulin, Name index to CTC, page 138 | 
 
| Periodicals |  
   |    [WSZ], vol. 14, no. 21, Nov. 1911, page 348 | 
 
 
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