Koyalovich, Boris




Ratings

Year       Rank    Edo    Dev.   Games 
1901  120  2333 (54) 10
1902  116  2333 (45) 14
1903  145  2309 (42) 13
1904  107  2346 (37) 33
1905  148  2322 (41) 14
1906  176  2302 (45) 11
1907  196  2295 (51) 7
1908  215  2288 (60) 0
1909  236  2280 (64) 0
1910  240  2273 (65) 0
1911  261  2265 (62) 0
1912  269  2258 (56) 9
1913  275  2255 (56) 9
1914  267  2250 (65) 0
1915  258  2244 (71) 0
1916  274  2239 (74) 0
1917  283  2234 (75) 0
1918  293  2229 (74) 0
1919  309  2223 (71) 0
1920  333  2218 (65) 0
1921  366  2213 (55) 11
1922  402  2203 (57) 2
1923  476  2187 (55) 7
1924  499  2189 (55) 0
1925  510  2192 (49) 22
1926  563  2180 (60) 0
1927  616  2168 (66) 0
1928  672  2156 (69) 0
1929  733  2144 (69) 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
Leningrad 1921     Leningrad Tournament     5.5  /  11
Leningrad 1922 (2)     Leningrad - Moscow Match    
  Koyalovich, B.M. - Kliatskin, M.G.     1 - 1    
Novgorod 1923     Novgorod Tournament     2  /  7
Leningrad 1925 (1)     Leningrad Tournament     3.5  /  9
Leningrad 1925 (3)     Leningrad Tournament     5.5  /  13
Leningrad 1929 (3)     7th Leningrad City Championship - Preliminary Section A     2.5  /  9

Player information updated: 30 Jul. 2023