Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
912 |
2072 | (74) | 13 |
| 1925 |
945 |
2078 | (81) | 0 |
| 1926 |
972 |
2083 | (86) | 0 |
| 1927 |
973 |
2089 | (89) | 0 |
| 1928 |
962 |
2095 | (92) | 0 |
| 1929 |
968 |
2100 | (93) | 0 |
| 1930 |
977 |
2106 | (94) | 0 |
| 1931 |
1029 |
2111 | (94) | 0 |
| 1932 |
1020 |
2117 | (92) | 0 |
| 1933 |
1018 |
2123 | (90) | 0 |
| 1934 |
1009 |
2128 | (87) | 0 |
| 1935 |
1028 |
2134 | (83) | 0 |
| 1936 |
955 |
2139 | (76) | 0 |
| 1937 |
892 |
2145 | (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 |
| |
