Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1927 |
930 |
2101 | (82) | 9 |
| 1928 |
919 |
2105 | (86) | 0 |
| 1929 |
921 |
2110 | (89) | 0 |
| 1930 |
933 |
2115 | (91) | 0 |
| 1931 |
984 |
2119 | (92) | 0 |
| 1932 |
974 |
2124 | (92) | 0 |
| 1933 |
969 |
2129 | (91) | 0 |
| 1934 |
964 |
2133 | (88) | 0 |
| 1935 |
998 |
2138 | (85) | 0 |
| 1936 |
921 |
2142 | (80) | 0 |
| 1937 |
861 |
2147 | (74) | 0 |
| 1938 |
836 |
2152 | (65) | 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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