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Individual Calculations January 2009 |
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| Brehier, William Total change: 30.75 | |   |
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| N4 - R1 | Various | FRA | 2008-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1930 | 1856 | 1.00 | 1 | 0.60 | 25 | 15.00 | |
|  Vidal, Llewellyn | | | 1930 | FRA | 1.00 | 1 | 0.60 | 25 | 15.00 | |
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 d'Echecs d'Indre et Loire | Tours | FRA | 2008-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1718 | 1856 | 2.00 | 3 | 0.03 | 25 | 0.75 | |
| | Latapie, Frederic | | | 1593 | FRA | 1.00 | 1 | 0.18 | 25 | 4.50 | |  Chatenay, Sebastien | | | 1555 | FRA | 1.00 | 1 | 0.15 | 25 | 3.75 | | | Salvaing, Jean-Louis | | | 2006 | FRA | 0.00 | 1 | -0.30 | 25 | -7.50 | |
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) | | | | N4 - R2 | Various | FRA | 2008-11-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2022 | 1856 | 1.00 | 1 | 0.72 | 25 | 18.00 | |
| | Stankovic, Serge | | | 2022 | FRA | 1.00 | 1 | 0.72 | 25 | 18.00 | |
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) | | | NOTE: K factor changed | | Coupe de France -T2 | Various | FRA | 2008-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 1856 | 0.00 | 1 | -0.20 | 15 | -3.00 | |
| | Graciette, Antoine | | | 2101 | FRA | 0.00 | 1 | -0.20 | 15 | -3.00 | |
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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