1-year peak   2-year peak   3-year peak   4-year peak   5-year peak   10-year peak   15-year peak   20-year peak    Find a player
Chessmetrics Player Profile: Boris Kostic
   Born:    1887-Feb
   Died:    1963-Nov
   Best World Rank:    #5 (2 different months between the March 1921 rating list and the January 1922 rating list )
   Highest Rating:    2706 on the May 1921 rating list, #6 in world, age 34y3m
   Best Individual Performance:    2735 in New York, 1918, scoring 4.5/6 (75%) vs 2682-rated opposition
  Graph   Best Performances   Career Details   Event Details   Ratings only
    Event Name  Rating   Performance   Overall Results   Actual Results vs Rated Opponents   +/- Predicted 
    Karlsbad, 1911  not rated on January 1911 list   2609   -4 (10.5/25, 42%)   -3 (7/17, 41%) vs 2664-rated opposition   N/A 
    San Remo, 1911  not rated on January 1911 list   -   -1 (0/1, 0%)   no games vs rated opposition   N/A 
    American Chess Bulletin USA, 1914  not rated on January 1914 list   -   +1 (2/3, 67%)   no games vs rated opposition   N/A 
    New York, 1916  2567 (#22 on February 1916 list)   2596   +3 (10/17, 59%)   +3 (10/17, 59%) vs 2528-rated opposition   +0.7 
    New York, 1918  not rated on November 1918 list   2735   +6 (9/12, 75%)   +3 (4.5/6, 75%) vs 2682-rated opposition   N/A 
    Capablanca-Kostic Match (Havana), 1919  2696 (#7 on March 1919 list)   2577   -5 (0/5, 0%)   -5 (0/5, 0%) vs 2848-rated opposition   -1.6 
    Hastings Victory Congress, 1919  2671 (#7 on August 1919 list)   [2700]   +8 (9.5/11, 86%)   = (0.5/1, 50%) vs 2871-rated opposition   +0.2 
    Gothenburg, 1920  2702 (#6 on January 1920 list)   2614   +2 (7.5/13, 58%)   = (4.5/9, 50%) vs 2633-rated opposition   -0.7 
    Bromley, 1920  2696 (#7 on April 1920 list)   [2454]   +4 (5.5/7, 79%)   = (0.5/1, 50%) vs 2477-rated opposition   -0.3 
    Budapest, 1921  2704 (#6 on January 1921 list)   2647   +4 (7.5/11, 68%)   +2 (3.5/5, 70%) vs 2611-rated opposition   +0.5 
    The Hague, 1921  2704 (#6 on January 1921 list)   2607   +2 (5.5/9, 61%)   = (3/6, 50%) vs 2643-rated opposition   -0.4 
    Hastings 2122, 1921  2700 (#6 on December 1921 list)   [2546]   +7 (7/7, 100%)   +2 (2/2, 100%) vs 2463-rated opposition   +0.4 
    Teplitz-Schoenau, 1922  2705 (#5 on January 1922 list)   2570   = (6.5/13, 50%)   -2 (4.5/11, 41%) vs 2629-rated opposition   -2.0 
    Weston, 1922  2705 (#5 on January 1922 list)   [2449]   +2 (5.5/9, 61%)   -1 (0.5/2, 25%) vs 2530-rated opposition   -0.9 
    Meran, 1926  not rated on January 1926 list   2587   +3 (8/13, 62%)   +1 (4/7, 57%) vs 2572-rated opposition   N/A 
    Trencianske Teplice , 1926  not rated on January 1926 list   2553   +4 (6.5/9, 72%)   +3 (4.5/6, 75%) vs 2445-rated opposition   N/A 
    Bardejov, 1926  2542 (#37 on July 1926 list)   2528   +3 (8/13, 62%)   +1 (5.5/10, 55%) vs 2494-rated opposition   -0.1 
    Bad Niendorf, 1927  2574 (#26 on January 1927 list)   2604   = (3.5/7, 50%)   +1 (3.5/6, 58%) vs 2597-rated opposition   +0.7 
    London ol (Men), 1927  2578 (#24 on July 1927 list)   -   +3 (3/3, 100%)   no games vs rated opposition   N/A 
    Trencianske Teplice , 1928  2589 (#23 on January 1928 list)   2602   +4 (6.5/9, 72%)   +2 (4.5/7, 64%) vs 2552-rated opposition   +0.7 
    Brno, 1928  2600 (#23 on September 1928 list)   2463   -3 (3/9, 33%)   -3 (3/9, 33%) vs 2546-rated opposition   -2.1 
    Berlin, 1928  2600 (#23 on September 1928 list)   2607   +2 (6.5/11, 59%)   +1 (5/9, 56%) vs 2592-rated opposition   +0.4 
    Nice, 1930  2587 (#24 on January 1930 list)   2532   +3 (7/11, 64%)   = (4/8, 50%) vs 2536-rated opposition   -0.5 
    Bled, 1931  2572 (#33 on January 1931 list)   2647   -1 (12.5/26, 48%)   -2 (11/24, 46%) vs 2667-rated opposition   +1.7 
    Prague ol (Men), 1931  2602 (#18 on July 1931 list)   [2577]   +2 (3/4, 75%)   +1 (2/3, 67%) vs 2574-rated opposition   +0.4 
    Warsaw ol (Men), 1935  not rated on August 1935 list   2505   +3 (7/11, 64%)   = (3.5/7, 50%) vs 2507-rated opposition   N/A 
    Novi Sad, 1936  2495 (#99 on January 1936 list)   [2546]   = (3/6, 50%)   = (1/2, 50%) vs 2605-rated opposition   +0.3 
    Munich ol (Men), 1936  2494 (#102 on August 1936 list)   -   +7 (7.5/8, 94%)   no games vs rated opposition   N/A 
    Stockholm ol (Men), 1937  2485 (#106 on July 1937 list)   [2501]   -1 (1.5/4, 38%)   -1 (1.5/4, 38%) vs 2570-rated opposition   -0.1 
    Ljubljana, 1938  2489 (#105 on January 1938 list)   2643   +6 (10.5/15, 70%)   +2 (4.5/7, 64%) vs 2605-rated opposition   +2.0 
    JUG-ch Novi Sad, 1945  not rated on January 1945 list   -   = (11.5/23, 50%)   no games vs rated opposition   N/A 
    Zagreb (JUG Championship), 1946  not rated on January 1946 list   2638   = (9/18, 50%)   +3 (4.5/6, 75%) vs 2556-rated opposition   N/A 
    Ljubljana (JUG Championship), 1947  2528 (#79 on January 1947 list)   2467   -5 (6/17, 35%)   -4 (5.5/15, 37%) vs 2533-rated opposition   -1.9 
    Balkaniad tt Sofia, 1947  2486 (#145 on November 1947 list)   -   +1 (1.5/2, 75%)   no games vs rated opposition   N/A 
    Zagreb (JUG Championship), 1949  2444 (#182 on January 1949 list)   2554   = (9.5/19, 50%)   +1 (8/15, 53%) vs 2522-rated opposition   +1.9 
    JUG-NED Belgrade, 1949  2444 (#182 on January 1949 list)   [2452]   = (1/2, 50%)   = (1/2, 50%) vs 2464-rated opposition   =0.0 
    JUG-SUI m Ljubljana, 1949  2444 (#182 on January 1949 list)   -   +1 (1/1, 100%)   no games vs rated opposition   N/A 
    Bled, 1950  2482 (#164 on January 1950 list)   2514   -2 (6/14, 43%)   -3 (5/13, 38%) vs 2576-rated opposition   -0.1 
    YUG-USA m radio USA, 1950  2482 (#164 on January 1950 list)   -   = (1/2, 50%)   no games vs rated opposition   N/A 
    Ljubljana (JUG Championship), 1951  2521 (#122 on January 1951 list)   2527   -2 (8/18, 44%)   -2 (5.5/13, 42%) vs 2567-rated opposition   -0.3 
    Beverwijk (Hoogovens), 1952  2539 (#109 on January 1952 list)   2500   -2 (3.5/9, 39%)   -2 (2.5/7, 36%) vs 2577-rated opposition   -0.7 
    Zuerich Seniors, 1962  not rated on January 1962 list   [2389]   +3 (6/9, 67%)   = (0.5/1, 50%) vs 2373-rated opposition   N/A