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Individual Calculations January 2010 |
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| Costa, Alain Total change: 28.80 | |   |
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| Tournoi d'Automne du CCC B | Bastia | FRA | 2009-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1544 | 1531 | 5.00 | 6 | 2.10 | 15 | 31.50 | |
|  Pietrelle, Christian | | | 1524 | FRA | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Rochault, Thierry | | | 1496 | FRA | 1.00 | 1 | 0.45 | 15 | 6.75 | | | Chabanier, Gerald | | | 1478 | FRA | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Vigna, Rene | | | 1622 | FRA | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Goulard, Philippe | | | 1590 | FRA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Terzi, Simon | | | 1554 | FRA | 0.00 | 1 | -0.47 | 15 | -7.05 | |
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) | | | | 13e Corsica Masters | Bastia | FRA | 2009-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1790 | 1531 | 1.00 | 6 | -0.18 | 15 | -2.70 | |
| | Huin, Eric | | | 1921 | FRA | 0.00 | 1 | -0.09 | 15 | -1.35 | | | Dehainault, Christian | | | 1734 | FRA | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Rachez, Christophe | | | 1931 * | FRA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Engel, Gerard | | | 1744 | FRA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Boissezon, Michel | | | 1698 | FRA | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Geronimi, Didier | | | 1711 | FRA | 0.00 | 1 | -0.26 | 15 | -3.90 | | | * 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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