Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1897 |
522 |
2047 | (76) | 10 |
| 1898 |
565 |
2037 | (77) | 0 |
| 1899 |
589 |
2026 | (75) | 0 |
| 1900 |
620 |
2015 | (71) | 12 |
| 1901 |
628 |
2017 | (77) | 0 |
| 1902 |
641 |
2018 | (81) | 0 |
| 1903 |
642 |
2020 | (84) | 0 |
| 1904 |
677 |
2021 | (85) | 0 |
| 1905 |
689 |
2023 | (85) | 0 |
| 1906 |
706 |
2024 | (83) | 0 |
| 1907 |
717 |
2026 | (80) | 0 |
| 1908 |
724 |
2027 | (76) | 0 |
| 1909 |
778 |
2029 | (69) | 7 |
| 1910 |
796 |
2019 | (71) | 0 |
| 1911 |
844 |
2009 | (69) | 0 |
| 1912 |
841 |
1999 | (65) | 15 |
Rating table notes
|
| Biographical data |
| Name: Ros, Johan August |
| Born: 18 Aug. 1864 |
| Died: 14 Mar. 1937 |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 315 |
| Gaige, Chess Personalia, page 360 |
| Krause, Rosendahl and Englund, De Nordiska Schackkongresserna, page A.5, frontispiece |
| Thulin, Name index to CTC, page 223 |
| Periodicals |
| [TFS], vol. 6, no. 7, July 1900, page 107 |
| [TFS], vol. 18, no. 7, July 1912, page 124 |
| Web |
| Sericano, C. [Stoccolma 1897] |
| |
