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Individual Calculations January 2009 |
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| Marchal, Roger Total change: -45.30 | |   |
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| 23ème open international - Grand Prix du Touquet - B | Le Touquet Paris Plage | FRA | 2008-10-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1590 | 1703 | 0.00 | 4 | -2.62 | 15 | -39.30 | |
|  Almudi, Richard | | | 1624 | FRA | 0.00 | 1 | -0.61 | 15 | -9.15 | |  Szurhaj, William | | | 1638 | FRA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Pruvost, Alain | | | 1565 | FRA | 0.00 | 1 | -0.69 | 15 | -10.35 | | | Bertignac, Vincent | | | 1531 | FRA | 0.00 | 1 | -0.73 | 15 | -10.95 | |
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) | | | | N3 - R2-3 | Various | FRA | 2008-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1703 | 0.00 | 1 | -0.40 | 15 | -6.00 | |
| | Treand, Victor | | | 1778 | FRA | 0.00 | 1 | -0.40 | 15 | -6.00 | |
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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