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Individual Calculations September 2023 |
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| Costa, Pierre Total change: -51.60 | |   |
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| Festival International du Pays d'Aix 2023 - Open -1500 Elo | AIX EN PROVENCE | FRA | 2023-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1212 | 1465 | 4.00 | 7 | -1.67 | 20 | -33.40 | |
|  Rimbert, Bradley | | | 1244 | FRA | 0.00 | 1 | -0.78 | 20 | -15.60 | |  Duchatel, Maxime | | | 1158 | FRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Le Roux, Nathanael | | | 1237 | FRA | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Guillaud, Florence | | | 1156 | FRA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Bonn, Olivier | | | 1226 | FRA | 0.00 | 1 | -0.80 | 20 | -16.00 | | | Duchatel, Cyrielle | | | 1284 | FRA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Feugier, Bruno | | | 1176 | FRA | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | Championnat de France 2023 - Veterans | HUEZ | FRA | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1478 | 1465 | 3.50 | 9 | -0.91 | 20 | -18.20 | |
| | Hileyan, Michel | | | 1820 | FRA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Roman, Sylvian | | | 1259 | FRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Gobbetto, Jean-Claude | | | 1614 | FRA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Leblic, Pierre | | | 1421 | FRA | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Secher, Daniel | | | 1414 | FRA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Dubreuil, Remy | | | 1660 | FRA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | El Haddad, Mesbah | | | 1284 | FRA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Astaes, Paul | | | 1245 | FRA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Le Deuff, Frederic | | | 1586 | FRA | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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