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Individual Calculations July 2011 |
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| Kovchan, Alexander Total change: -3.80 | |   |
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| Ukraine Championship (semifinal) | Alushta | UKR | 2011-05-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2457 | 2558 | 7.00 | 9 | 1.34 | 10 | 13.40 | |
|  Martynov, Roman | | | 2222 | UKR | 1.00 | 1 | 0.12 | 10 | 1.20 | |  Poluektov, Yury | f | | 2372 | UKR | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Bernadskiy, Vitaliy | m | | 2435 | UKR | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Neverov, Valeriy | g | | 2487 | UKR | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Maximov, Dmitry | g | | 2486 | UKR | 1.00 | 1 | 0.40 | 10 | 4.00 | | | Galinsky, Timofey | m | | 2418 | UKR | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Vovk, Yuri | g | | 2550 | UKR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Kryvoruchko, Yuriy | g | | 2640 | UKR | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Bogdanovich, Stanislav | m | | 2502 | UKR | 0.50 | 1 | -0.08 | 10 | -0.80 | |
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) | | | | Ukraine Club Championship | Alushta | UKR | 2011-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2392 | 2558 | 3.50 | 6 | -0.67 | 10 | -6.70 | |
| | Biriukov, Nikolai | | | 2426 | UKR | 0.00 | 1 | -0.68 | 10 | -6.80 | | | Reutov, Andrey Al | | | 2206 | UKR | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Kostromin, Mikhail | m | | 2375 | ISR | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Ledakov, Alexandr | | | 2215 | UKR | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Azarov, Sergei | g | | 2635 | BLR | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Sitnikov, Anton | m | | 2496 | UKR | 0.00 | 1 | -0.59 | 10 | -5.90 | |
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) | | | | Team - Top 12 | FRANCE | FRA | 2011-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2551 | 2558 | 3.00 | 5 | 0.47 | 10 | 4.70 | |
| | Debray, Christopher | f | | 2376 | FRA | 1.00 | 1 | 0.26 | 10 | 2.60 | | | Mista, Aleksander | g | | 2569 | POL | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Avrukh, Boris | g | | 2601 | ISR | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Rozentalis, Eduardas | g | | 2573 | LTU | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Bauer, Christian | g | | 2638 | FRA | 0.50 | 1 | 0.11 | 10 | 1.10 | |
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) | | | | Ukraine Championship (final) | Kyiv | UKR | 2011-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2659 | 2558 | 2.50 | 11 | -1.52 | 10 | -15.20 | |
| | Kryvoruchko, Yuriy | g | | 2640 | UKR | 0.00 | 1 | -0.39 | 10 | -3.90 | | | Vysochin, Spartak | g | | 2529 | UKR | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Efimenko, Zahar | g | | 2701 | UKR | 0.50 | 1 | 0.19 | 10 | 1.90 | | | Vovk, Yuri | g | | 2550 | UKR | 0.50 | 1 | -0.01 | 10 | -0.10 | | | Moiseenko, Alexander | g | | 2679 | UKR | 0.50 | 1 | 0.16 | 10 | 1.60 | | | Korobov, Anton | g | | 2660 | UKR | 0.00 | 1 | -0.36 | 10 | -3.60 | | | Volokitin, Andrei | g | | 2677 | UKR | 0.00 | 1 | -0.34 | 10 | -3.40 | | | Miroshnichenko, Evgenij | g | | 2651 | UKR | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Areshchenko, Alexander | g | | 2694 | UKR | 0.00 | 1 | -0.32 | 10 | -3.20 | | | Ponomariov, Ruslan | g | | 2754 | UKR | 0.00 | 1 | -0.25 | 10 | -2.50 | | | Eljanov, Pavel | g | | 2712 | UKR | 0.00 | 1 | -0.29 | 10 | -2.90 | |
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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