Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1925 |
1130 |
2027 | (73) | 8 |
| 1926 |
1105 |
2052 | (70) | 0 |
| 1927 |
1076 |
2077 | (65) | 7 |
| 1928 |
1038 |
2092 | (67) | 0 |
| 1929 |
993 |
2107 | (65) | 0 |
| 1930 |
957 |
2122 | (61) | 0 |
| 1931 |
962 |
2137 | (52) | 13 |
| 1932 |
906 |
2153 | (50) | 11 |
| 1933 |
974 |
2142 | (50) | 9 |
| 1934 |
981 |
2141 | (48) | 12 |
| 1935 |
1025 |
2143 | (47) | 17 |
| 1936 |
1091 |
2124 | (51) | 11 |
| 1937 |
977 |
2140 | (57) | 0 |
| 1938 |
896 |
2155 | (58) | 0 |
| 1939 |
752 |
2171 | (54) | 15 |
| 1940 |
685 |
2170 | (61) | 0 |
| 1941 |
647 |
2169 | (64) | 11 |
Rating table notes
|
| Biographical data |
| Name: Opsahl, Haakon |
| Born: 10 Feb. 1905 |
| Died: 30 May 2001 |
| |
| Notes: |
| Gaige has date of birth as 10-02-1905; Wikipedia has date of birth 10-11-1905, as does chessgames.com. |
|
| |
| 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 |
| [NoSc], vol. 6, no. 7, July 1925, page 108 |
| Web |
| [Haakon Opsahl] |
| [Haakon Opsahl] |
| |