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Rapid:
Individual Calculations December 2021 |
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| Boukelmoun, Wassim Total change: 21.60 | |   |
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| Championnat des Yvelines 2021 - pupilles et pupillettes U12 | BONNIERES SUR SEINE | FRA | 2021-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1214 | 2.00 | 2 | 1.08 | 20 | 21.60 | |
|  Trentesaux, Mathurin | | | 1201 | FRA | 1.00 | 1 | 0.48 | 20 | 9.60 | |  Wang, Eliot | | | 1283 | FRA | 1.00 | 1 | 0.60 | 20 | 12.00 | |
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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