Rosen, Leon




Ratings

Year       Rank    Edo    Dev.   Games 
1896  134  2316 (62) 22
1897  139  2301 (65) 0
1898  166  2285 (65) 0
1899  203  2270 (61) 0
1900  224  2254 (53) 21
1901  213  2266 (62) 0
1902  195  2277 (67) 0
1903  186  2289 (68) 0
1904  174  2301 (67) 0
1905  167  2313 (63) 0
1906  149  2324 (54) 6
1907  132  2339 (50) 6
1908  127  2346 (45) 11
1909  122  2356 (42) 28
1910  172  2326 (55) 1
1911  214  2304 (64) 1
1912  228  2291 (71) 0
1913  264  2277 (75) 0
1914  268  2264 (78) 0
1915  275  2251 (78) 3
1916  317  2232 (81) 3
1917  346  2213 (89) 0
1918  408  2194 (95) 0
1919  460  2175 (100) 1
1920  516  2167 (107) 0
1921  584  2159 (112) 0
1922  628  2151 (118) 0
1923  712  2142 (123) 1

Rating table notes

Biographical data
Name: Rosen, Leon  
Born: Mar. 1869
Died: 16 Aug. 1942
 
References
Books
   Di Felice, Chess Results, 1901-1920, page 315
   Forster, Amos Burn, page 633, 967
   Gaige, Chess Personalia, page 360
   Hilbert, Walter Penn Shipley, page 329
   Sánchez, José Raúl Capablanca, page 132
   Thulin, Name index to CTC, page 224
   Urcan, Julius Finn, page 163, 179
Web
   Sericano, C.  [Maestri di scacchi dal 1900 al 1944]

Match data  (f=formal; c=casual; s=soft)

Rosen, L. - Rosenfeld, Her. 1908         (f)     3   -   2

Tournament data

Paris 1896     Café de la Régence Championship     15.5  /  22
Paris 1900     Paris International Tournament     5.5  /  21
New York 1906 (5)     Rice Club - Rice Trophy Selection Tournament     3.5  /  6
New York 1907 (2)     New York State Chess Association Championship    
  Rosen, L. - Finn, J.     0 - 1    
Saint Lawrence River 1907 (1)     20th New York State Chess Association Championship     3.5  /  5
Trenton Falls 1908 (1)     New York State Chess Association Rice Trophy Competition     3.5  /  6
New York 1909 (1)     Manhattan Club Championship     8  /  11
New York 1909 (2)     Brooklyn Club - Rice Club Match    
  Rosen, L. - Howell, C.S.     0 - 1    
New York 1909 (3)     Brooklyn Club - Rice Club Match    
  Rosen, L. - Curt, C.     1 - 0    
New York 1909 (4)     Rice Club Championship     10.5  /  14
Philadelphia 1909 (4)     Franklin Chess Club - Manhattan Chess Club Match    
  Rosen, L. - Shipley, W.P.     0.5 - 0.5    
New York 1910 (5)     Franklin Chess Club - Manhattan Chess Club Match    
  Rosen, L. - Robinson, D.S.     0.5 - 0.5    
Philadelphia 1911 (4)     Franklin Chess Club - Manhattan Chess Club Match    
  Rosen, L. - Sharp, S.T.     0.5 - 0.5    
New York 1914 (10)     Manhattan Chess Club - Brooklyn Chess Club Match    
  Rosen, L. - Massa, G.F.     1 - 0    
New York 1915 (2)     Staten Island Club - Manhattan Club Match    
  Rosen, L. - Hagedorn, H.C.     1 - 0    
New York 1915 (9)     Brooklyn - Manhattan Club Match    
  Rosen, L. - Cass, A.C.     0.5 - 0.5    
Philadelphia 1915     Franklin Chess Club - Manhattan Chess Club Match    
  Rosen, L. - Voigt, H.G.     1 - 0    
New York 1916 (2)     Manhattan Club - Progressive Club Match    
  Rosen, L. - Marder, A.     0 - 1    
New York 1916 (5)     Brooklyn - Manhattan Club Match    
  Rosen, L. - Zirn, H.     0.5 - 0.5    
New York 1916 (6)     Franklin Chess Club - Manhattan Chess Club Match    
  Rosen, L. - Robinson, A.K.     0.5 - 0.5    
New York and Washington 1919     Manhattan Club - Capital City Club Telegraphic Match    
  Rosen, L. - Zapoleon, L.B.     0 - 1    
New York 1923 (22)     Manhattan Club - Progressive Club Match    
  Rosen, L. - Wilenkin, M.     1 - 0    


Player information updated: 31 Jan. 2025