Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1931 |
787 |
2150 | (69) | 9 |
| 1932 |
607 |
2198 | (67) | 0 |
| 1933 |
446 |
2246 | (62) | 0 |
| 1934 |
300 |
2293 | (53) | 0 |
| 1935 |
192 |
2341 | (37) | 32 |
| 1936 |
207 |
2337 | (33) | 39 |
| 1937 |
213 |
2333 | (34) | 32 |
| 1938 |
203 |
2338 | (40) | 17 |
| 1939 |
204 |
2333 | (48) | 13 |
| 1940 |
207 |
2317 | (65) | 0 |
| 1941 |
210 |
2301 | (77) | 0 |
| 1942 |
198 |
2285 | (88) | 0 |
| 1943 |
198 |
2269 | (97) | 0 |
| 1944 |
200 |
2253 | (104) | 0 |
| 1945 |
196 |
2236 | (112) | 2 |
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 |
| Di Felice, Chess Results, 1941-1946, page 347 |
| |
