Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1938 |
843 |
2157 | (66) | 11 |
| 1939 |
776 |
2156 | (70) | 0 |
| 1940 |
719 |
2154 | (71) | 0 |
| 1941 |
686 |
2153 | (70) | 0 |
| 1942 |
640 |
2151 | (66) | 6 |
| 1943 |
600 |
2152 | (67) | 0 |
| 1944 |
582 |
2152 | (64) | 0 |
| 1945 |
616 |
2153 | (59) | 7 |
| 1946 |
615 |
2150 | (58) | 8 |
| 1947 |
488 |
2141 | (64) | 9 |
Rating table notes
|
| Biographical data |
| Name: Pettersson, Ragnar Willy |
| Born: 29 Mar. 1915 |
| Died: |
| |
| Notes: |
| Gaige gives his name as 'Pettersson, [Ragnar] Willy', so I presume he used his second name. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1936-1940, page 368 |
| Di Felice, Chess Results, 1941-1946, page 355 |
| Di Felice, Chess Results, 1947-1950, page 473 |
| Gaige, Chess Personalia, page 328 |
| |
