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Individual Calculations May 2015 |
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| Derouin, Stephane Total change: 47.20 | |   |
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| Team 2015 - Nationale 4 - R6-9 | FRANCE | FRA | 2015-03-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1586 | 2.00 | 2 | 1.08 | 20 | 21.60 | |
|  Reymond, Stephane | | | 1526 | FRA | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Pouliquen, Alain | | | 1700 | FRA | 1.00 | 1 | 0.66 | 20 | 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) | | | | Open d'échecs de la ville de Brest 2015 | BREST | FRA | 2015-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1675 | 1586 | 3.00 | 6 | 0.61 | 20 | 12.20 | |
| | Serralta, Michel | | | 1986 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Bou, Serge | | | 1336 | FRA | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Andre, Marine | | | 1768 | FRA | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Andre, Philippe | | | 1787 | FRA | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Guegueniat, Mael | | | 1286 | FRA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Jourdren, Kevin | | | 1885 | FRA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | * 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) | | | | Tournoi de printemps de Gouesnou 2015 (-2200) | GOUESNOU | FRA | 2015-04-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1694 | 1586 | 2.50 | 5 | 0.67 | 20 | 13.40 | |
| | Jourdren, Kevin | | | 1885 | FRA | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Le Loarer, Herve | | | 1696 | FRA | 1.00 | 1 | 0.65 | 20 | 13.00 | | | Troubat, Alexandre | | | 1643 | FRA | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Gac, Riwal | | | 1477 | FRA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Andre, Marine | | | 1768 | FRA | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | |
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