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Individual Calculations August 2015 |
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| Howell, David W L Total change: 14.20 | |   |
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| 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2451 | 2698 | 8.50 | 9 | 1.42 | 10 | 14.20 | |
|  Halfhide, Sebastian | | | 2298 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Visser, Henk-Jan | | | 2298 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Milov, Leonid | g | | 2462 | GER | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Nikolic, Predrag | g | | 2601 | BIH | 1.00 | 1 | 0.37 | 10 | 3.70 | | | Van Der Marel, Bert | | | 2298 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Postny, Evgeny | g | | 2642 | ISR | 0.50 | 1 | -0.08 | 10 | -0.80 | | | Das, Arghyadip | m | | 2457 | IND | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Chatalbashev, Boris | g | | 2516 | BUL | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Petrov, Marian | g | | 2487 | BUL | 1.00 | 1 | 0.23 | 10 | 2.30 | | | * 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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