Koyalovich, Boris




Ratings

Year       Rank    Edo    Dev.   Games 
1901  122  2332 (54) 10
1902  117  2332 (45) 14
1903  150  2309 (42) 13
1904  109  2345 (37) 33
1905  149  2322 (41) 14
1906  179  2302 (45) 11
1907  197  2295 (51) 7
1908  221  2288 (60) 0
1909  238  2280 (64) 0
1910  239  2273 (65) 0
1911  267  2266 (62) 0
1912  276  2258 (56) 9
1913  289  2256 (56) 9
1914  283  2251 (65) 0
1915  269  2246 (71) 0
1916  284  2241 (74) 0
1917  295  2236 (74) 0
1918  302  2231 (73) 0
1919  316  2226 (69) 0
1920  334  2221 (63) 0
1921  368  2216 (53) 11
1922  381  2214 (52) 2
1923  443  2207 (46) 19
1924  449  2213 (50) 0
1925  442  2220 (45) 22
1926  441  2228 (54) 0
1927  440  2237 (57) 0
1928  425  2245 (54) 14
1929  513  2218 (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