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Individual Calculations May 2012 |
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| Piffaut, Pierre-Yves Total change: 39.90 | |   |
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| 143ème open FIDE du club 608 d’échecs (-2200) | PARIS | FRA | 2012-02-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1941 | 3.50 | 4 | 1.15 | 30 | 34.50 | |
|  Pommier, Eugene | | | 1541 * | FRA | 1.00 | 1 | 0.08 | 30 | 2.40 | |  Eden, James | | | 2154 | FRA | 0.50 | 1 | 0.27 | 30 | 8.10 | | | Zeitoun, Maxime | | | 1574 | FRA | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Sotelo, Renzo | | | 2093 | FRA | 1.00 | 1 | 0.70 | 30 | 21.00 | | | * 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) | | | NOTE: K factor changed | | Team 2012 - Ile de France - Part 3 | IDF | FRA | 2012-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2026 | 1969 | 0.50 | 1 | 0.08 | 15 | 1.20 | |
| | Scoatarin, Jean | | | 2026 | FRA | 0.50 | 1 | 0.08 | 15 | 1.20 | |
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) | | | NOTE: K factor changed | | 4e Chess Open Tour de Juvisy | JUVISY SUR ORGE | FRA | 2012-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 1969 | 4.00 | 7 | 0.28 | 15 | 4.20 | |
| | Kannengiesser, Philippe | | | 1600 | FRA | 1.00 | 1 | 0.10 | 15 | 1.50 | | | Bounya, Myriam | | | 1781 | FRA | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Toulzac, Pierre-Yves | f | | 2294 | FRA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Epstein, Raphael | | | 1767 | FRA | 1.00 | 1 | 0.24 | 15 | 3.60 | | | Gidel, Jean-Louis | | | 2156 | FRA | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Daurelle, Herve | f | | 2183 | FRA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Arby, Timothee | | | 1817 | FRA | 0.50 | 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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