Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
1087 |
2011 | (68) | 7 |
| 1925 |
1200 |
1993 | (61) | 7 |
| 1926 |
1282 |
1984 | (59) | 7 |
| 1927 |
1261 |
1998 | (60) | 9 |
| 1928 |
1262 |
1999 | (67) | 5 |
| 1929 |
1303 |
1981 | (77) | 0 |
| 1930 |
1393 |
1962 | (84) | 0 |
| 1931 |
1519 |
1944 | (90) | 0 |
| 1932 |
1590 |
1925 | (95) | 0 |
| 1933 |
1613 |
1907 | (100) | 0 |
| 1934 |
1743 |
1888 | (103) | 0 |
| 1935 |
1781 |
1870 | (105) | 0 |
| 1936 |
1733 |
1851 | (107) | 0 |
| 1937 |
1633 |
1833 | (109) | 0 |
| 1938 |
1630 |
1814 | (110) | 0 |
| 1939 |
1487 |
1796 | (110) | 0 |
| 1940 |
1292 |
1777 | (110) | 0 |
| 1941 |
1276 |
1759 | (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 |
| |
