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Individual Calculations July 2012 |
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| Derumez, Marc Total change: -17.10 | |   |
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| 47e Open Fide Chess XV Groupe B (-1800) | PARIS | FRA | 2012-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1633 | 1512 | 0.00 | 2 | -0.68 | 30 | -20.40 | |
|  Blacher, Laurent | | | 1710 | FRA | 0.00 | 1 | -0.24 | 30 | -7.20 | | | Vigna, Liza | | | 1555 | FRA | 0.00 | 1 | -0.44 | 30 | -13.20 | |
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) | | | | 150eme open FIDE du club 608 d’echecs des moins de 2200 elo | PARIS | FRA | 2012-06-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1690 | 1512 | 1.00 | 3 | 0.11 | 30 | 3.30 | |
| | Banat, Rayan | | | 1619 | FRA | 0.00 | 1 | -0.35 | 30 | -10.50 | |  Mapelle, Jacques | | | 1912 * | MNC | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Pineau, Pierre | | | 1540 | FRA | 1.00 | 1 | 0.54 | 30 | 16.20 | | | * 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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