Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1927 |
921 |
2104 | (82) | 9 |
| 1928 |
915 |
2109 | (86) | 0 |
| 1929 |
917 |
2114 | (89) | 0 |
| 1930 |
915 |
2119 | (91) | 0 |
| 1931 |
974 |
2125 | (92) | 0 |
| 1932 |
966 |
2130 | (91) | 0 |
| 1933 |
962 |
2135 | (90) | 0 |
| 1934 |
948 |
2140 | (88) | 0 |
| 1935 |
966 |
2146 | (84) | 0 |
| 1936 |
899 |
2151 | (80) | 0 |
| 1937 |
837 |
2156 | (73) | 0 |
| 1938 |
810 |
2161 | (64) | 17 |
Rating table notes
|
| Biographical data |
| Name: Kogan (1) |
| Born: |
| Died: |
| |
| Notes: |
| Is this Mikhail Saulovich Kogan (1898-1942)? Or S. Kogan, who played in Moscow in the 1930s? Or I. Kogan, who played at Tashkent 1934? |
|
| |
| References |
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