Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
1069 |
2013 | (68) | 7 |
| 1925 |
1188 |
1995 | (62) | 7 |
| 1926 |
1263 |
1987 | (59) | 7 |
| 1927 |
1247 |
2000 | (60) | 9 |
| 1928 |
1248 |
2002 | (67) | 5 |
| 1929 |
1286 |
1983 | (77) | 0 |
| 1930 |
1380 |
1965 | (84) | 0 |
| 1931 |
1496 |
1946 | (90) | 0 |
| 1932 |
1560 |
1928 | (95) | 0 |
| 1933 |
1569 |
1909 | (100) | 0 |
| 1934 |
1695 |
1891 | (103) | 0 |
| 1935 |
1727 |
1872 | (105) | 0 |
| 1936 |
1667 |
1854 | (107) | 0 |
| 1937 |
1568 |
1835 | (109) | 0 |
| 1938 |
1553 |
1816 | (110) | 0 |
| 1939 |
1388 |
1798 | (110) | 0 |
| 1940 |
1165 |
1779 | (110) | 0 |
| 1941 |
1119 |
1761 | (109) | 7 |
Rating table notes
|
| Biographical data |
| Name: Robertsson, Knut |
| Also known as: K. Robertson |
| Born: |
| Died: |
| |
| Notes: |
| t |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 335 |
| Di Felice, Chess Results, 1941-1946, page 19 |
| Holmgren, Gideon Ståhlberg, Vol.1, page 25 |
| Thulin, Name index to CTC, page 221 |
| Periodicals |
| [TFS], vol. 32, no. 3, July 1926, page 66 |
| |
