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Individual Calculations September 2012 |
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| Praczukowski, Stanislaw Total change: 14.70 | |   |
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| Czech Open 2012 - D - Open European Amateurs Championship | Pardubice | CZE | 2012-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1843 | 1816 | 1.00 | 3 | -0.39 | 15 | -5.85 | |
|  Kellner, Petr | | | 1952 | CZE | 0.00 | 1 | -0.32 | 15 | -4.80 | |  Schirra, Felix | | | 1658 | GER | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Zacharias, Miroslav | | | 1919 | CZE | 1.00 | 1 | 0.64 | 15 | 9.60 | |
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) | | | | Miedzynarodowy Festiwal Szachowy im. M.Najdorfa gr. B | Warszawa | POL | 2012-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1652 | 1816 | 7.00 | 9 | 0.77 | 15 | 11.55 | |
| | Lisicki, Maciej | | | 1467 | POL | 0.50 | 1 | -0.39 | 15 | -5.85 | | | Budrewicz, Henryk | | | 1570 | POL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Wierzchowski, Grzegorz | | | 1416 * | POL | 0.50 | 1 | -0.42 | 15 | -6.30 | | | Sokur, Ivan | | | 1579 | POL | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Delekta, Anna | | | 1726 | POL | 1.00 | 1 | 0.38 | 15 | 5.70 | | | Litner, Igor | | | 1647 | POL | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Szwaj, Jacek | | | 1942 | POL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Jedynak, January | | | 1673 | POL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Borowy, Cezary | | | 1850 | POL | 1.00 | 1 | 0.55 | 15 | 8.25 | | | * 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) | | | | 48. MFSz im. A.Rubinsteina grupa B | Polanica Zdroj | POL | 2012-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2001 | 1816 | 3.00 | 9 | 0.60 | 15 | 9.00 | |
| | Kedzierski, Slawomir | | | 2101 | POL | 0.50 | 1 | 0.34 | 15 | 5.10 | | | Suliborski, Jakub | | | 2013 | POL | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Szusterowski, Przemyslaw | | | 1919 | POL | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Kay, Jonathan | | | 1989 | ENG | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Millward, Kevin P | | | 1992 | ENG | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Spyra, Piotr | | | 1944 | POL | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Mucha, Piotr | | | 1965 | POL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Betkowski, Andrzej | | | 2142 | POL | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Pichurko, Jakub | | | 1940 | POL | 0.50 | 1 | 0.17 | 15 | 2.55 | |
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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