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Individual Calculations November 2013 |
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| Koekemoer, Bernard Total change: -2.85 | |   |
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| World Youth U-16 Olympiad | Chongqing | CHN | 2013-07-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1742 | 0.50 | 4 | -0.29 | 15 | -4.35 | |
|  Boldoo, Erdenepurev | | | 2050 | MGL | 0.00 | 1 | -0.14 | 15 | -2.10 | |  Cortes Orihuela, Javier | | | 2032 | CHI | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Darling, Simeon C. | c | | 1977 | RSA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | Wong, Yee Chit | | | 1911 | SIN | 0.00 | 1 | -0.28 | 15 | -4.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | African Youth Chess Championships 2013 (u18 and u16 Boys) | Port Elizabeth | RSA | 2013-10-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1872 | 1742 | 2.50 | 7 | 0.10 | 15 | 1.50 | |
| | Darling, Simeon C. | c | | 1980 | RSA | 1.00 | 1 | 0.80 | 15 | 12.00 | | | Wagdy, Andro | f | | 2113 | EGY | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Darling, Paul D. | | | 1823 | RSA | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Essop, Hishaam | | | 1672 | RSA | 0.00 | 1 | -0.60 | 15 | -9.00 | | | Aguiar, Cristiano | | | 1805 | ANG | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Crismann, Alessandro Claudio | f | | 1768 | RSA | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Zayan, Mohamed | f | | 1946 | EGY | 0.00 | 1 | -0.24 | 15 | -3.60 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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