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Individual Calculations April 2021 |
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| Guidara, Rawia Total change: -12.40 | |   |
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| BICA Girls U20 | Bouhjar | TUN | 2021-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1293 | 1372 | 1.50 | 3 | -0.31 | 40 | -12.40 | |
|  Ayed, Ranim | | | 1372 | TUN | 0.00 | 1 | -0.50 | 40 | -20.00 | |  Haouas, Zeineb | | | 1334 | TUN | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Ben, Brahem Emna | | | 1174 | TUN | 1.00 | 1 | 0.24 | 40 | 9.60 | |
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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