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Individual Calculations April 2018 |
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| Van Zyl-Rudd, Jack Total change: 119.20 | |   |
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| Boardwalk Pearson High School Chess Tournament 2018 (Prestige) | Port Elizabeth | RSA | 2018-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2308 | 2133 | 5.50 | 9 | 2.98 | 40 | 119.20 | |
|  Cawdery, Daniel | m | | 2428 | RSA | 0.50 | 1 | 0.35 | 40 | 14.00 | |  Grover, Sahaj | g | | 2484 | IND | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Klaasen, Calvin John | f | | 2320 | RSA | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Luanja, Geoffrey | | | 2300 | ZAM | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Mwale, Joseph | c | | 2240 | MAW | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Makoto, Rodwell | m | | 2349 | ZIM | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Paiva, Donaldo | c | | 2196 | MOZ | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Oatlhotse, Providence | m | | 2173 | BOT | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Silva, David | m | | 2279 | ANG | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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