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Individual Calculations March 2012 |
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| Kovchan, Alexander Total change: 33.00 | |   |
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| Schaakfestival Groningen 2011 Open A | Groningen | NED | 2011-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2509 | 2573 | 6.50 | 8 | 1.89 | 10 | 18.90 | |
|  Overdam Van, Julian | | | 2244 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | |  Thesing, Matthias | m | | 2409 | GER | 1.00 | 1 | 0.28 | 10 | 2.80 | | | Plat, Vojtech | m | | 2425 | CZE | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Hess, Robert L | g | | 2625 | USA | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Tiviakov, Sergei | g | | 2650 | NED | 0.50 | 1 | 0.11 | 10 | 1.10 | | | Ernst, Sipke | g | | 2593 | NED | 1.00 | 1 | 0.53 | 10 | 5.30 | | | Rapport, Richard | g | | 2534 | HUN | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Zherebukh, Yaroslav | g | | 2593 | UKR | 0.50 | 1 | 0.03 | 10 | 0.30 | |
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) | | | | Moscow Open 2012 A | Moscow | RUS | 2012-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2554 | 2565 | 6.00 | 9 | 1.41 | 10 | 14.10 | |
| | Nozdrachev, Leonid | f | | 2335 | RUS | 1.00 | 1 | 0.21 | 10 | 2.10 | | | Kurukin, Dmitry | | | 2415 | RUS | 1.00 | 1 | 0.30 | 10 | 3.00 | | | Andreikin, Dmitry | g | | 2688 | RUS | 0.50 | 1 | 0.17 | 10 | 1.70 | | | Bartel, Mateusz | g | | 2658 | POL | 0.50 | 1 | 0.13 | 10 | 1.30 | | | Chernobay, Artem | g | | 2500 | RUS | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Krapivin, Alexander | g | | 2444 | RUS | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Inarkiev, Ernesto | g | | 2689 | RUS | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Romanov, Evgeny | g | | 2628 | RUS | 0.50 | 1 | 0.09 | 10 | 0.90 | | | Volkov, Sergey | g | | 2633 | RUS | 0.50 | 1 | 0.09 | 10 | 0.90 | |
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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