Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1907 |
653 |
1932 | (97) | 6 |
| 1908 |
651 |
1929 | (100) | 0 |
| 1909 |
702 |
1927 | (102) | 0 |
| 1910 |
684 |
1924 | (103) | 0 |
| 1911 |
679 |
1922 | (104) | 0 |
| 1912 |
645 |
1919 | (104) | 0 |
| 1913 |
612 |
1917 | (103) | 0 |
| 1914 |
566 |
1914 | (102) | 0 |
| 1915 |
536 |
1912 | (101) | 0 |
| 1916 |
537 |
1909 | (98) | 0 |
| 1917 |
528 |
1907 | (95) | 0 |
| 1918 |
542 |
1904 | (90) | 0 |
| 1919 |
543 |
1902 | (85) | 0 |
| 1920 |
625 |
1899 | (78) | 0 |
| 1921 |
659 |
1897 | (69) | 9 |
| 1922 |
623 |
1887 | (68) | 9 |
| 1923 |
644 |
1881 | (73) | 0 |
| 1924 |
730 |
1874 | (76) | 8 |
Rating table notes
|
| Biographical data |
| Name: van Kooy, W. |
| Born: |
| Died: |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 319 |
| Di Felice, Chess Results, 1921-1930, page 340 |
| Thulin, Name index to CTC, page 137 |
| |
