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Individual Calculations September 2009 |
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| Bieluszewski, Piotr Total change: -11.55 | |   |
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| 20th NATO Chess Championship | Hammelburg | GER | 2009-06-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2362 | 2153 | 2.50 | 5 | 1.28 | 15 | 19.20 | |
|  Moen, Steinar | | | 2214 | NOR | 1.00 | 1 | 0.58 | 15 | 8.70 | |  Vaznonis, Vytautas | m | | 2338 | LTU | 0.50 | 1 | 0.24 | 15 | 3.60 | | | De Haan, Eric | f | | 2353 | NED | 1.00 | 1 | 0.76 | 15 | 11.40 | | | Schenk, Andreas | m | | 2503 | GER | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Hole, Oystein | m | | 2401 | NOR | 0.00 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | XI Miêdzynarodowe Mistrzostwa Miasta Gdanska -Open A | Gdansk | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2063 | 2162 | 3.00 | 8 | -2.05 | 15 | -30.75 | |
| | Kaczmarek, Piotr | | | 1897 | POL | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Sharapov, Evgeny | m | | 2509 | UKR | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Majdziak, Witold | | | 1846 | POL | 0.00 | 1 | -0.87 | 15 | -13.05 | | | Krzywkowski, Marcin | | | 1986 | POL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Garbowska, Hanna | | | 2041 | POL | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Krawczyk, Andrzej | | | 2107 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Bachan, Daniel | | | 2085 | POL | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Kobus, Sebastian | | | 2035 | POL | 0.00 | 1 | -0.67 | 15 | -10.05 | |
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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