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Individual Calculations May 2019 |
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| Ofile, Masilo Total change: -70.80 | |   |
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| 2019 Botswana chess league Round 1-4 | Gaborone | BOT | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1423 | 1371 | 0.00 | 2 | -0.85 | 40 | -34.00 | |
|  Masaiti, Gideon | | | 1383 | BOT | 0.00 | 1 | -0.48 | 40 | -19.20 | |  Kao, Chameya | | | 1463 | BOT | 0.00 | 1 | -0.37 | 40 | -14.80 | |
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) | | | | Capablanca Chess Festival (Swiss B) | Pretoria | RSA | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1123 | 1371 | 1.50 | 3 | -0.92 | 40 | -36.80 | |
| | Bouwer, Dane | | | 1109 | RSA | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Boheim, Eugene | | | 1164 | RSA | 0.50 | 1 | -0.27 | 40 | -10.80 | | | Naidoo, Mira | | | 1096 | RSA | 0.50 | 1 | -0.33 | 40 | -13.20 | |
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) | | |
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