Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
1130 |
1996 | (75) | 8 |
| 1926 |
1098 |
2023 | (72) | 0 |
| 1927 |
1069 |
2050 | (66) | 7 |
| 1928 |
998 |
2070 | (68) | 0 |
| 1929 |
939 |
2090 | (67) | 0 |
| 1930 |
914 |
2110 | (62) | 0 |
| 1931 |
888 |
2130 | (54) | 13 |
| 1932 |
806 |
2153 | (54) | 11 |
| 1933 |
838 |
2151 | (58) | 9 |
| 1934 |
816 |
2160 | (66) | 0 |
| 1935 |
803 |
2168 | (70) | 0 |
| 1936 |
733 |
2177 | (71) | 0 |
| 1937 |
662 |
2186 | (70) | 0 |
| 1938 |
617 |
2194 | (66) | 0 |
| 1939 |
539 |
2203 | (59) | 15 |
| 1940 |
481 |
2206 | (65) | 0 |
| 1941 |
436 |
2209 | (68) | 11 |
Rating table notes
|
| Biographical data |
| Name: Opsahl, Haakon |
| Born: 10 Feb. 1905 |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 333 |
| Di Felice, Chess Results, 1931-1935, page 397 |
| Di Felice, Chess Results, 1936-1940, page 367 |
| Di Felice, Chess Results, 1941-1946, page 45 |
| Gaige, Chess Personalia, page 312 |
| Thulin, Name index to CTC, page 195 |
| Periodicals |
| [NS], vol. 6, no. 7, July 1925, page 108 |
| |
