Ratings
| Year |
Rank |
Edo |
Dev. |
Games |
| 1870 |
18 |
2492 | (97) | 26 |
| 1871 |
17 |
2500 | (95) | 0 |
| 1872 |
17 |
2508 | (93) | 0 |
| 1873 |
16 |
2516 | (89) | 0 |
| 1874 |
14 |
2524 | (84) | 0 |
| 1875 |
14 |
2532 | (77) | 18 |
| 1876 |
15 |
2523 | (77) | 0 |
| 1877 |
14 |
2514 | (75) | 0 |
| 1878 |
16 |
2505 | (71) | 0 |
| 1879 |
18 |
2496 | (64) | 0 |
| 1880 |
19 |
2487 | (53) | 7 |
| 1881 |
20 |
2496 | (46) | 17 |
| 1882 |
16 |
2511 | (49) | 0 |
| 1883 |
16 |
2527 | (44) | 17 |
| 1884 |
23 |
2522 | (48) | 0 |
| 1885 |
22 |
2517 | (43) | 17 |
| 1886 |
17 |
2531 | (47) | 0 |
| 1887 |
15 |
2546 | (41) | 20 |
| 1888 |
19 |
2529 | (47) | 0 |
| 1889 |
24 |
2512 | (44) | 17 |
| 1890 |
24 |
2497 | (50) | 6 |
| 1891 |
28 |
2495 | (57) | 0 |
| 1892 |
31 |
2493 | (59) | 0 |
| 1893 |
33 |
2491 | (56) | 0 |
| 1894 |
35 |
2489 | (48) | 16 |
| 1895 |
32 |
2494 | (53) | 0 |
| 1896 |
28 |
2500 | (52) | 7 |
| 1897 |
29 |
2500 | (53) | 0 |
| 1898 |
26 |
2500 | (46) | 15 |
| 1899 |
22 |
2493 | (51) | 0 |
| 1900 |
24 |
2486 | (47) | 15 |
| 1901 |
25 |
2488 | (55) | 0 |
| 1902 |
28 |
2490 | (57) | 0 |
| 1903 |
29 |
2492 | (54) | 0 |
| 1904 |
28 |
2494 | (45) | 12 |
| 1905 |
29 |
2492 | (41) | 15 |
| 1906 |
40 |
2458 | (43) | 3 |
| 1907 |
43 |
2457 | (36) | 33 |
| 1908 |
50 |
2437 | (43) | 19 |
Rating table notes
|
| Biographical data |
| Name: Berger, Johann Nepomuk |
| Born: 11 Apr. 1845 |
| Died: 17 Oct. 1933 |
| |
| Notes: |
| The Era of 5 Feb. 1871 (p.4) has 'I. Berger'. |
|
| |
| References |
| Books |
| Di Felice, Chess Results, 1901-1920, page 300 |
| Feenstra Kuiper, 100 Jahre Schachturniere, page 248 |
| Feenstra Kuiper, 100 Jahre Schachzweikämpfe, page 74 |
| Forster, Amos Burn, page 319 |
| Gaige, Chess Personalia, page 33 |
| Golombek, Golombek's Encyclopedia, page 27 |
| Harding, Joseph Henry Blackburne, page 168, 571 |
| Hooper and Whyld, Oxford Companion (1st ed.), page 29 |
| Minckwitz, Neunte Rheinische Schachcongress, page 4 |
| Thulin, Name index to CTC, page 25 |
| van Winsen, James Mason in America, page 127 |
| Periodicals |
| [CPM], vol. 2, Dec. 1866, page 384 |
| [Era], vol. 33, 5 Feb. 1871, page 4 |
| [SoT], 24 Dec. 1870 |
| [Sph], vol. 1, 1 Feb. 1866, page 320 |
| [Sph], vol. 2, 15 May 1866, page 7 |
| [TFF], 2 June 1871 |
| Web |
| Sericano, C. [Maestri di scacchi dal 1900 al 1944] |
| |
