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Individual Calculations January 2019 |
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| Derrien, Guy Total change: 6.40 | |   |
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| Team 2019 - Ile de France Part 1 | IDF | FRA | 2018-10-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1269 | 1.00 | 2 | 0.16 | 40 | 6.40 | |
|  Vovau, Maurice | | | 1401 | FRA | 0.50 | 1 | 0.18 | 40 | 7.20 | |  Petrossian, Vardouhi | | | 1255 | FRA | 0.50 | 1 | -0.02 | 40 | -0.80 | |
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) | | |
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