Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1931 |
749 |
2154 | (69) | 9 |
| 1932 |
574 |
2201 | (67) | 0 |
| 1933 |
423 |
2247 | (63) | 0 |
| 1934 |
292 |
2294 | (54) | 0 |
| 1935 |
191 |
2340 | (38) | 32 |
| 1936 |
197 |
2338 | (36) | 29 |
| 1937 |
164 |
2355 | (39) | 18 |
| 1938 |
166 |
2352 | (42) | 17 |
| 1939 |
175 |
2341 | (49) | 13 |
Rating table notes
|
| Biographical data |
| Name: Kogan, S. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1931-1935, page 390 |
| Di Felice, Chess Results, 1936-1940, page 360 |
| |
