Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1927 |
923 |
2103 | (82) | 9 |
| 1928 |
916 |
2107 | (86) | 0 |
| 1929 |
921 |
2112 | (89) | 0 |
| 1930 |
932 |
2116 | (91) | 0 |
| 1931 |
981 |
2121 | (92) | 0 |
| 1932 |
970 |
2126 | (92) | 0 |
| 1933 |
969 |
2130 | (91) | 0 |
| 1934 |
963 |
2135 | (88) | 0 |
| 1935 |
998 |
2139 | (85) | 0 |
| 1936 |
922 |
2144 | (80) | 0 |
| 1937 |
864 |
2149 | (74) | 0 |
| 1938 |
837 |
2153 | (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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