| 
 
Ahlberg, Algot 
  
 
 
| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1905 | 485 | 2138 | (76) | 11 |  
  | 1906 | 498 | 2131 | (74) | 1 |  
  | 1907 | 505 | 2132 | (73) | 1 |  
  | 1908 | 504 | 2138 | (70) | 1 |  
  | 1909 | 545 | 2134 | (66) | 8 |  
  | 1910 | 551 | 2130 | (72) | 0 |  
  | 1911 | 591 | 2126 | (75) | 1 |  
  | 1912 | 571 | 2130 | (78) | 0 |  
  | 1913 | 558 | 2134 | (79) | 1 |  
  | 1914 | 526 | 2141 | (80) | 0 |  
  | 1915 | 490 | 2148 | (80) | 0 |  
  | 1916 | 474 | 2154 | (78) | 0 |  
  | 1917 | 459 | 2161 | (74) | 0 |  
  | 1918 | 449 | 2167 | (69) | 0 |  
  | 1919 | 438 | 2174 | (60) | 11 |  
  | 1920 | 417 | 2192 | (64) | 0 |  
  | 1921 | 390 | 2210 | (64) | 9 |  
  | 1922 | 390 | 2210 | (71) | 0 |  
  | 1923 | 439 | 2211 | (75) | 1 |  
  | 1924 | 434 | 2216 | (79) | 0 |  
  | 1925 | 431 | 2221 | (82) | 0 |  
  | 1926 | 440 | 2227 | (83) | 2 |  
  | 1927 | 443 | 2236 | (86) | 2 |  
  | 1928 | 448 | 2237 | (93) | 1 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Ahlberg, Algot |  
   | Born: 1880 |  
   | Died: 1949 |  |  |  
   | Notes: |  
   | His death in early 1949 at age 68 implies that he was born in 1880 or early 1881. |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1901-1920, page 299 |  
   | Thulin, Name index to CTC, page 8 |  | Periodicals |  
   | [TFS], vol. 23, no. 2, Feb. 1917, page 54 |  
   | [TFS], vol. 55, no. 3, Mar. 1949, page 80 |  |  | 
 
 Tournament data 
  | Stockholm 1905 (2) | Nordic Chess Tournament - Second Class | 8.5 | / | 11 |  |  |  |  |  
  | Stockholm (?) 1906 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Englund, F.C.A. | 0 - 1 |  |  |  |  |  
  | Goteborg (?) 1907 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Grenholm, J.A. | 0 - 1 |  |  |  |  |  
  | Stockholm (?) 1908 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Rydberg, C.F. | 1 - 0 |  |  |  |  |  
  | Goteborg (?) 1909 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Langborg, H.W. | 0 - 1 |  |  |  |  |  
  | Goteborg 1909 (2) | Nordic Chess Tournament - First Class | 3.5 | / | 7 |  |  |  |  |  
  | Goteborg 1911 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Langborg, H.W. | 0 - 1 |  |  |  |  |  
  | Goteborg 1913 | Goteborg - Stockholm Club Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Englund, F.C.A. | 0.5 - 0.5 |  |  |  |  |  
  | Goteborg 1919 | Nordic Chess Congress | 3 | / | 11 |  |  |  |  |  
  | Goteborg 1921 | Goteborg Winter Tournament | 7 | / | 10 |  |  |  |  |  
  | Goteborg and Stockholm 1923 | Goteborg - Stockholm Telephone Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Eriksson, B. | 0.5 - 0.5 |  |  |  |  |  
  | Stockholm 1926 (1) | Goteborg - Stockholm Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Olson, K. | 0.5 - 1.5 |  |  |  |  |  
  | Goteborg 1927 | Goteborg - Stockholm Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Jacobson, Er. | 1 - 1 |  |  |  |  |  
  | Goteborg and Stockholm 1928 | Goteborg - Stockholm Telephone Match |  |  |  |  |  |  |  |  
  |  | Ahlberg, A. - Lundin, E.R. | 1 - 0 |  |  |  |  |  
 
| Player information updated: 12 Apr. 2025 |  
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