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Individual Calculations August 2015 |
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| Erwich, Frank Total change: -3.40 | |   |
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| 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2239 | 2361 | 5.50 | 9 | -0.17 | 20 | -3.40 | |
|  Knudsen, Martin | | | 2026 | DEN | 0.50 | 1 | -0.38 | 20 | -7.60 | |  Roozendaal, Marc | | | 1989 | NED | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Polak, Alexander | | | 2113 | NED | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Postny, Evgeny | g | | 2642 | ISR | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Corstjens, Rolf | | | 1961 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Van Overdam, Julian | | | 2367 | NED | 1.00 | 1 | 0.51 | 20 | 10.20 | | | Chatalbashev, Boris | g | | 2516 | BUL | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Van Der Raaf, Erik | | | 2110 | NED | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Van Delft, Merijn | m | | 2428 | NED | 0.50 | 1 | 0.09 | 20 | 1.80 | | | * 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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