Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
897 |
2074 | (74) | 13 |
| 1925 |
933 |
2080 | (81) | 0 |
| 1926 |
961 |
2086 | (86) | 0 |
| 1927 |
965 |
2091 | (89) | 0 |
| 1928 |
954 |
2097 | (92) | 0 |
| 1929 |
953 |
2103 | (93) | 0 |
| 1930 |
968 |
2108 | (94) | 0 |
| 1931 |
1010 |
2114 | (94) | 0 |
| 1932 |
996 |
2120 | (93) | 0 |
| 1933 |
988 |
2125 | (90) | 0 |
| 1934 |
986 |
2131 | (87) | 0 |
| 1935 |
1008 |
2137 | (83) | 0 |
| 1936 |
929 |
2142 | (77) | 0 |
| 1937 |
866 |
2148 | (68) | 13 |
Rating table notes
|
| Biographical data |
| Name: Kerkovius, R. |
| Born: |
| Died: |
| |
| Notes: |
| Di Felice has 'Kerkoviuss, R.' in Chess Results, 1936-1940. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1921-1930, page 91 |
| Di Felice, Chess Results, 1936-1940, page 127 |
| Thulin, Name index to CTC, page 130 |
| |
