Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1924 |
911 |
2073 | (74) | 13 |
| 1925 |
942 |
2079 | (81) | 0 |
| 1926 |
972 |
2084 | (86) | 0 |
| 1927 |
971 |
2090 | (89) | 0 |
| 1928 |
962 |
2095 | (92) | 0 |
| 1929 |
963 |
2101 | (93) | 0 |
| 1930 |
974 |
2107 | (94) | 0 |
| 1931 |
1024 |
2112 | (94) | 0 |
| 1932 |
1011 |
2118 | (92) | 0 |
| 1933 |
1010 |
2124 | (90) | 0 |
| 1934 |
1004 |
2129 | (87) | 0 |
| 1935 |
1028 |
2135 | (83) | 0 |
| 1936 |
956 |
2140 | (76) | 0 |
| 1937 |
893 |
2146 | (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 |
| |
