Individual Calculations May 2023 |
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Jones, William Total change: 137.60 | | |
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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 |
1359 | 1270 | 6.50 | 9 | 2.68 | 40 | 107.20 | |
| Louw, Raynor | | | 1042 | RSA | 1.00 | 1 | 0.21 | 40 | 8.40 | | Ziegenhagen, Vian | | | 1122 | RSA | 1.00 | 1 | 0.30 | 40 | 12.00 | | Price, Daelen | | | 1472 | RSA | 0.00 | 1 | -0.24 | 40 | -9.60 | | Kruger, Neeke | | | 1257 | RSA | 1.00 | 1 | 0.48 | 40 | 19.20 | | Simpson, Michael | | | 1923 | RSA | 0.00 | 1 | -0.01 | 40 | -0.40 | | Nwedo, Khodani | | | 1379 | RSA | 1.00 | 1 | 0.65 | 40 | 26.00 | | Zingoni, Ngaakudzwe | | | 1181 | RSA | 1.00 | 1 | 0.38 | 40 | 15.20 | | Yan, Weilun | | | 1373 | RSA | 1.00 | 1 | 0.64 | 40 | 25.60 | | Lin, Chenyi | | | 1482 | RSA | 0.50 | 1 | 0.27 | 40 | 10.80 | | 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) | | 2023 World School Chess Championships - open U17 | Rhodes | GRE | 2023-04-14 |
Rc | Ro | w | n | change | K | K*chg | Game |
1591 | 1270 | 2.50 | 7 | 0.76 | 40 | 30.40 | |
| Tleukhanov, Yerlan | | | 1997 | KAZ | 0.00 | 1 | -0.01 | 40 | -0.40 | | Hamdan Edrees, Alhamed | | | 1725 | UAE | 0.00 | 1 | -0.06 | 40 | -2.40 | | Moutaftsis, Efstratios | | | 1112 | GRE | 1.00 | 1 | 0.29 | 40 | 11.60 | | Starosciak, Szymon | | | 2060 | POL | 0.50 | 1 | 0.50 | 40 | 20.00 | | Zubieta Echalar, Eduardo | | | 1444 | BOL | 0.50 | 1 | 0.23 | 40 | 9.20 | | Ruiz, Wayne | | | 1524 | PHI | 0.00 | 1 | -0.19 | 40 | -7.60 | | Allen, Varghese | | | 1273 | IND | 0.50 | 1 | 0.00 | 40 | 0.00 | | 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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