Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1916 |
71 |
2388 | (54) | 13 |
| 1917 |
65 |
2392 | (47) | 16 |
| 1918 |
75 |
2382 | (48) | 7 |
| 1919 |
120 |
2341 | (48) | 5 |
| 1920 |
161 |
2320 | (44) | 15 |
| 1921 |
162 |
2323 | (48) | 0 |
| 1922 |
153 |
2326 | (42) | 19 |
| 1923 |
193 |
2310 | (45) | 6 |
| 1924 |
177 |
2322 | (44) | 17 |
| 1925 |
146 |
2341 | (50) | 0 |
| 1926 |
129 |
2359 | (47) | 12 |
| 1927 |
112 |
2376 | (43) | 16 |
| 1928 |
128 |
2370 | (48) | 9 |
| 1929 |
141 |
2348 | (54) | 0 |
| 1930 |
160 |
2326 | (54) | 15 |
Rating table notes
|
| Biographical data |
| Name: Berndtsson-Kullberg, Karl Mathias |
| Also known as: K. Berndtsson |
| Born: 16 Mar. 1892 |
| Died: 29 Sep. 1943 |
| |
| Notes: |
| Gaige gives full name as 'Berndtsson-Kullberg, Karl [Mathias]' suggesting that the second name is uncertain. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 300 |
| Di Felice, Chess Results, 1921-1930, page 319 |
| Gaige, Chess Personalia, page 34 |
| Thulin, Name index to CTC, page 26 |
| |
