Koyalovich, Boris




Ratings

Year       Rank    Edo    Dev.   Games 
1901  123  2331 (54) 10
1902  118  2331 (45) 14
1903  152  2308 (42) 13
1904  110  2345 (37) 33
1905  148  2321 (41) 14
1906  179  2302 (45) 11
1907  203  2294 (51) 7
1908  223  2287 (60) 0
1909  241  2280 (64) 0
1910  241  2272 (65) 0
1911  268  2265 (62) 0
1912  277  2258 (56) 9
1913  289  2256 (56) 9
1914  282  2251 (65) 0
1915  271  2246 (71) 0
1916  283  2241 (74) 0
1917  294  2236 (74) 0
1918  304  2231 (73) 0
1919  322  2226 (69) 0
1920  340  2221 (63) 0
1921  372  2216 (53) 11
1922  388  2214 (52) 2
1923  457  2207 (46) 19
1924  452  2213 (50) 0
1925  443  2219 (45) 22
1926  439  2228 (54) 0
1927  440  2236 (57) 0
1928  422  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