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Individual Calculations May 2015 |
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| Collin, Jean-Philippe Total change: 5.40 | |   |
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| Team 2015 - Nationale 4 - R6-9 | FRANCE | FRA | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1674 | 1746 | 0.00 | 1 | -0.60 | 20 | -12.00 | |
|  Le Gouic, Sonia | | | 1674 | FRA | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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) | | | | Open d'échecs de la ville de Brest 2015 | BREST | FRA | 2015-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1815 | 1746 | 3.00 | 5 | 0.87 | 20 | 17.40 | |
| | Aubry, Yannis | | | 2146 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Lefeuvre, Thierry | | | 1545 | FRA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | David, Irene | | | 1346 * | FRA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Tafforeau, Romain | | | 1921 | FRA | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Varlet, Nicolas | | | 2118 | FRA | 0.00 | 1 | -0.10 | 20 | -2.00 | | | * 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) | | |
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