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Individual Calculations May 2023 |
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| Steyn, Tjaart Total change: -66.80 | |   |
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| 2023 South African Junior Closed (U16 Open) | Johannesburg | RSA | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1248 | 1189 | 0.50 | 5 | -1.67 | 40 | -66.80 | |
|  Price, Daelen | | | 1472 | RSA | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Coetsee, Dewald | | | 1423 | RSA | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Zingoni, Ngaakudzwe | | | 1181 | RSA | 0.00 | 1 | -0.51 | 40 | -20.40 | |  Louw, Raynor | | | 1042 | RSA | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Ziegenhagen, Vian | | | 1122 | RSA | 0.00 | 1 | -0.59 | 40 | -23.60 | |
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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