Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
1148 |
2007 | (51) | 22 |
| 1925 |
1271 |
1989 | (53) | 7 |
| 1926 |
1359 |
1981 | (55) | 7 |
| 1927 |
1340 |
1996 | (57) | 9 |
| 1928 |
1343 |
1998 | (65) | 5 |
| 1929 |
1405 |
1980 | (75) | 0 |
| 1930 |
1470 |
1962 | (83) | 0 |
| 1931 |
1587 |
1943 | (90) | 0 |
| 1932 |
1672 |
1925 | (95) | 0 |
| 1933 |
1695 |
1907 | (99) | 0 |
| 1934 |
1814 |
1889 | (102) | 0 |
| 1935 |
1846 |
1870 | (105) | 0 |
| 1936 |
1810 |
1852 | (107) | 0 |
| 1937 |
1709 |
1834 | (109) | 0 |
| 1938 |
1710 |
1816 | (110) | 0 |
| 1939 |
1580 |
1797 | (110) | 0 |
| 1940 |
1362 |
1779 | (110) | 0 |
| 1941 |
1348 |
1761 | (110) | 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 |
| |
