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Individual Calculations July 2009 |
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| Grachev, Boris Total change: 17.20 | |   |
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| 16. RUS Club Cup 2009 Premier League | Dagomys | RUS | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2581 | 2652 | 4.00 | 5 | 1.03 | 10 | 10.30 | |
|  Chadaev, Nikolai | m | | 2557 | RUS | 1.00 | 1 | 0.37 | 10 | 3.70 | |  Lanin, Alexsej | m | | 2457 | RUS | 1.00 | 1 | 0.25 | 10 | 2.50 | | | Popov, Valerij | g | | 2570 | RUS | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Vachier-Lagrave, Maxime | g | | 2684 | FRA | 0.50 | 1 | 0.04 | 10 | 0.40 | | | Zvjaginsev, Vadim | g | | 2635 | RUS | 0.50 | 1 | -0.02 | 10 | -0.20 | |
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) | | | | 18th Croatian CUP | Sibenik | CRO | 2009-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2524 | 2652 | 3.00 | 5 | -0.28 | 10 | -2.80 | |
| | Fucak, Emilijo | f | | 2302 | CRO | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Dizdarevic, Emir | g | | 2519 | BIH | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Pavasovic, Dusko | g | | 2607 | SLO | 0.50 | 1 | -0.06 | 10 | -0.60 | | | Dreev, Alexey | g | | 2668 | RUS | 0.50 | 1 | 0.02 | 10 | 0.20 | | | Jovanovic, Zoran | g | | 2525 | CRO | 0.00 | 1 | -0.67 | 10 | -6.70 | |
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) | | | | 1st International Grandmasters' Chess Tournament | Lublin | POL | 2009-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2609 | 2652 | 6.00 | 9 | 0.97 | 10 | 9.70 | |
| | Wojtaszek, Radoslaw | g | | 2630 | POL | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Bartel, Mateusz | g | | 2601 | POL | 1.00 | 1 | 0.43 | 10 | 4.30 | | | Dziuba, Marcin | g | | 2535 | POL | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Zhigalko, Sergei | g | | 2622 | BLR | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Khenkin, Igor | g | | 2630 | GER | 0.50 | 1 | -0.03 | 10 | -0.30 | | | Gajewski, Grzegorz | g | | 2571 | POL | 1.00 | 1 | 0.39 | 10 | 3.90 | | | Malakhatko, Vadim | g | | 2618 | BEL | 1.00 | 1 | 0.45 | 10 | 4.50 | | | Roiz, Michael | g | | 2635 | ISR | 0.50 | 1 | -0.02 | 10 | -0.20 | | | Socko, Bartosz | g | | 2637 | POL | 0.00 | 1 | -0.52 | 10 | -5.20 | |
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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