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Individual Calculations May 2023 |
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| Nel, Hayley Total change: 104.80 | |   |
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| 2023 South African Junior Closed (U18 Girls) | Johannesburg | RSA | 2023-03-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1162 | 1235 | 8.00 | 9 | 2.62 | 40 | 104.80 | |
|  Tlhage, Molemo | | | 1211 | RSA | 0.50 | 1 | -0.03 | 40 | -1.20 | |  September, Mckenzie | | | 1217 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Jacobs, Elsje | | | 1120 | RSA | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Wang, Pei-Shan | | | 1385 | RSA | 0.50 | 1 | 0.20 | 40 | 8.00 | | | Claassen, Gabriella | | | 1161 | RSA | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Petlele, Motheo | | | 1072 | RSA | 1.00 | 1 | 0.28 | 40 | 11.20 | | | De Beer, Janka | | | 1179 | RSA | 1.00 | 1 | 0.42 | 40 | 16.80 | | | Jonker, Danica | | | 1004 | RSA | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Naude, Nia | | | 1107 | RSA | 1.00 | 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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