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Individual Calculations August 2015 |
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| Tiviakov, Sergei Total change: -28.00 | |   |
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| NK Schaken 2015 | Amsterdam | NED | 2015-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2613 | 2639 | 2.00 | 7 | -1.77 | 10 | -17.70 | |
|  Giri, Anish | g | | 2791 | NED | 0.50 | 1 | 0.20 | 10 | 2.00 | |  Ernst, Sipke | g | | 2545 | NED | 0.50 | 1 | -0.13 | 10 | -1.30 | | | Pruijssers, Roeland | g | | 2507 | NED | 0.00 | 1 | -0.68 | 10 | -6.80 | | | L`ami, Erwin | g | | 2628 | NED | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Van Wely, Loek | g | | 2647 | NED | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Van Kampen, Robin | g | | 2609 | NED | 0.00 | 1 | -0.54 | 10 | -5.40 | | | Bok, Benjamin | g | | 2562 | NED | 0.00 | 1 | -0.61 | 10 | -6.10 | |
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) | | | | 9e Leiden Chess Tournament, Group A | Leiden | NED | 2015-07-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2387 | 2639 | 6.00 | 9 | -1.03 | 10 | -10.30 | |
| | Ratsma, Rosa | | | 2239 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Johansson, Gunnar | | | 2239 * | SWE | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Van Overdam, Julian | | | 2367 | NED | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Das, Arghyadip | m | | 2457 | IND | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Milov, Leonid | g | | 2462 | GER | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Wilschut, Peter | | | 2239 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Postny, Evgeny | g | | 2642 | ISR | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Nikolic, Predrag | g | | 2601 | BIH | 0.00 | 1 | -0.55 | 10 | -5.50 | | | Van Der Marel, Bert | | | 2239 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | * 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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