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Individual Calculations December 2021 |
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| Bettaieb, Salma Total change: 76.40 | |   |
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| Tunisian Women Chess Championship - 2021 | KELIBIA | TUN | 2021-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1251 | 4.50 | 7 | 1.91 | 40 | 76.40 | |
|  Meddeb, Chadha | | wm | 1604 | TUN | 1.00 | 1 | 0.89 | 40 | 35.60 | |  Farhat, Assil | | | 1143 | TUN | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Miladi, Amen | | wf | 1575 | TUN | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Chbil, Chaima | | | 1260 | TUN | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Ben Said, Safa | | wf | 1577 | TUN | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Najjar, Yasmine | | | 1019 | TUN | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ayed, Ranim | | | 1410 | TUN | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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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