Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1931 |
862 |
2166 | (68) | 9 |
| 1932 |
641 |
2214 | (67) | 0 |
| 1933 |
445 |
2262 | (62) | 0 |
| 1934 |
301 |
2310 | (53) | 0 |
| 1935 |
188 |
2358 | (37) | 32 |
| 1936 |
198 |
2352 | (33) | 39 |
| 1937 |
209 |
2349 | (33) | 32 |
| 1938 |
193 |
2355 | (38) | 17 |
| 1939 |
200 |
2352 | (41) | 24 |
| 1940 |
171 |
2360 | (55) | 0 |
| 1941 |
148 |
2368 | (63) | 0 |
| 1942 |
117 |
2376 | (68) | 0 |
| 1943 |
103 |
2384 | (69) | 0 |
| 1944 |
102 |
2392 | (68) | 0 |
| 1945 |
95 |
2400 | (64) | 2 |
| 1946 |
70 |
2422 | (56) | 12 |
| 1947 |
101 |
2395 | (59) | 0 |
| 1948 |
117 |
2367 | (57) | 15 |
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 |
| Di Felice, Chess Results, 1947-1950, page 465 |
| |
