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Individual Calculations May 2011 |
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| Marchal, Roger Total change: -8.25 | |   |
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| 18e open de Selestat - Open B -1800 | SELESTAT | FRA | 2011-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1557 | 1685 | 0.00 | 2 | -1.35 | 15 | -20.25 | |
|  Bergmann, Delphine | | | 1601 | FRA | 0.00 | 1 | -0.62 | 15 | -9.30 | |  Guerry, Emilien | | | 1512 | 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) | | | | 3e Chess Open Tour de Juvisy | JUVISY SUR ORGE | FRA | 2011-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1803 | 1685 | 3.00 | 6 | 0.80 | 15 | 12.00 | |
| | Lemiere, Gerard | | | 1412 | FRA | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Dugauguez, Eric | | | 1952 | FRA | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Afrakhteh, Nahid | | | 1537 | FRA | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Pouyade, Fabrice | | | 1921 | FRA | 0.50 | 1 | 0.30 | 15 | 4.50 | | | Rusev, Rosen Yordanov | | | 2085 * | BUL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Le Ray, Olivier | | | 1911 | FRA | 0.50 | 1 | 0.29 | 15 | 4.35 | | | * 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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