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Individual Calculations September 2021 |
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| Costa, Jean-Yves Total change: -18.00 | |   |
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| 27e Festival International de Chambery - Principal (plus de 1700) | CHAMBERY | FRA | 2021-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1864 | 1772 | 3.00 | 9 | -0.50 | 20 | -10.00 | |
|  Berger Dit Lacroix, Kilian | | | 2114 | FRA | 0.00 | 1 | -0.12 | 20 | -2.40 | |  Kim, Jisu | | | 1932 | FRA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Billotti, Romain | | | 1884 | FRA | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Hodot, Yves | | | 1795 | FRA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Leclerc, Jacques | | | 1848 | FRA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Leuly, Max | | | 2019 | FRA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Milojevic-Daim, Lola-Shaina | | | 1660 | FRA | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Shatil, Or | | wc | 1804 | ISR | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Aggoune, Lisa | | | 1722 | FRA | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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) | | | | 1er Open FIDE de Vaucluse (-2200) | MONTEUX | FRA | 2021-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1579 | 1738 | 3.00 | 5 | -0.40 | 20 | -8.00 | |
| | Jean, Claude | | | 2074 | FRA | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Yotis, Marianne | | | 1361 | FRA | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Henry, Herve | | | 1645 | FRA | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Sauret, Jean-Luc | | | 1338 * | FRA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Pawlak, Roland | | | 1479 | FRA | 1.00 | 1 | 0.18 | 20 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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