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Individual Calculations August 2018 |
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| Petrossian, Vardouhi Total change: 0.80 | |   |
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| Championnat de Paris Ile-de-France 2018 - Open C 1500 et Moins | PARIS | FRA | 2018-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1254 | 1.00 | 3 | 0.04 | 20 | 0.80 | |
|  Zeitoun, Bernard | | | 1402 | FRA | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Edery, Laurent | | | 1376 | FRA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Sobrecases, Thomas | | | 1381 | FRA | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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