Koyalovich, Boris




Ratings

Year       Rank    Edo    Dev.   Games 
1901  123  2334 (54) 10
1902  117  2335 (45) 14
1903  152  2311 (42) 13
1904  108  2348 (37) 33
1905  144  2325 (41) 14
1906  179  2305 (45) 11
1907  198  2297 (51) 7
1908  222  2290 (60) 0
1909  239  2283 (64) 0
1910  239  2276 (65) 0
1911  263  2269 (62) 0
1912  271  2262 (56) 9
1913  280  2260 (56) 9
1914  276  2255 (65) 0
1915  268  2250 (71) 0
1916  281  2245 (73) 0
1917  296  2240 (74) 0
1918  305  2235 (73) 0
1919  320  2230 (69) 0
1920  339  2225 (63) 0
1921  373  2220 (53) 11
1922  386  2218 (52) 2
1923  459  2211 (46) 19
1924  457  2217 (50) 0
1925  444  2223 (45) 22
1926  443  2231 (54) 0
1927  441  2240 (56) 0
1928  427  2248 (54) 14
1929  528  2221 (59) 9

Rating table notes

Biographical data
Name: Koyalovich, Boris Mikhailovich  
Born: 2 May 1867
Died: 29 Dec. 1941
 
Notes:
Feenstra Kuiper has name as 'Kojalowitsch'. The biography of Chigorin translated by Jimmy Adams gives date of death as 1942.
 
References
Books
   Adams, Mikhail Chigorin, page 85
   Di Felice, Chess Results, 1901-1920, page 309
   Di Felice, Chess Results, 1921-1930, page 328
   Gaige, Chess Personalia, page 226
   Skinner and Verhoeven, Alexander Alekhine's Chess Games, page 111
   Soltis, Soviet Chess, page 17, 27
   Thulin, Name index to CTC, page 138
Match data  (f=formal; c=casual; s=soft)

von Bardeleben, C.C.A. - Koyalovich, B.M. 1902         (c)     1   -   0

Tournament data

Saint Petersburg 1901 (2)     Saint Petersburg Tournament (2)     6.5  /  10
Saint Petersburg 1902 (1)     Saint Petersburg Tournament     9  /  13
Saint Petersburg 1903 (2)     Saint Petersburg Tournament     5  /  13
Saint Petersburg 1904 (1)     Saint Petersburg Tournament     6.5  /  11
Saint Petersburg 1904 (2)     Saint Petersburg Tournament     10  /  14
Saint Petersburg 1904 (5)     Saint Petersburg Tournament     6  /  8
Saint Petersburg 1905 (1)     Rice Gambit Tournament     7  /  14
Saint Petersburg 1906 (2)     Saint Petersburg Tournament     4.5  /  11
Saint Petersburg 1907 (1)     Saint Petersburg Tournament     4  /  8
Saint Petersburg 1911 (1)     Saint Petersburg - Moscow Match    
  Koyalovich, B.M. - Parfenov, E.G.     1 - 0    
Saint Petersburg 1912 (2)     Saint Petersburg 1st Category Tournament     3.5  /  9
Saint Petersburg 1913 (4)     Saint Petersburg Tournament     4.5  /  9
Petrograd 1921     Petrograd Tournament     5.5  /  11
Petrograd 1922 (2)     Petrograd - Moscow Match    
  Koyalovich, B.M. - Kliatskin, M.G.     1 - 1    
Novgorod 1923     Novgorod Tournament     2  /  7
Petrograd 1923 (6)     Petrograd National Winter Tournament     5.5  /  12
Leningrad 1925 (1)     Leningrad Tournament     3.5  /  9
Leningrad 1925 (3)     Leningrad Tournament     5.5  /  13
Leningrad 1928 (5)     Rabpros Trade Union Championshp     9.5  /  14
Leningrad 1929 (3)     7th Leningrad City Championship - Preliminary Section A     2.5  /  9

Player information updated: 12 Apr. 2025