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Individual Calculations September 2009 |
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| Rabeda, Grzegorz Total change: -54.50 | |   |
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| Championship of KPZSzach | Chelmza | POL | 2009-06-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1596 | 0.00 | 1 | -0.42 | 25 | -10.50 | |
|  Lewandowski, Michal | | | 1656 | POL | 0.00 | 1 | -0.42 | 25 | -10.50 | |
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) | | | | International Chess Tournament Kowalewo Pomorskie Open B | Kowalewo Pomorskie | POL | 2009-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1733 | 1604 | 0.00 | 4 | -1.46 | 25 | -36.50 | |
|  Bernacki, Gabriel | | | 1888 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Czech, Mieczyslaw | | | 1978 | POL | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Szczepanski, Bogdan | | | 1473 | POL | 0.00 | 1 | -0.68 | 25 | -17.00 | | | Bednarkiewicz, Jakub | | | 1593 | POL | 0.00 | 1 | -0.52 | 25 | -13.00 | |
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) | | | | V International Chess Festival Open B Chojnice 2009 | Chojnice | POL | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1604 | 1.00 | 3 | -0.18 | 25 | -4.50 | |
| | Ciesielski, Tomasz | | | 1886 | POL | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Chojnowski, Robert | | | 1638 | POL | 0.00 | 1 | -0.45 | 25 | -11.25 | | | Panczuk, Boleslaw | | | 1556 | POL | 1.00 | 1 | 0.43 | 25 | 10.75 | |
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) | | | | International Chess Festival Kolobrzeg 2009 | Kolobrzeg | POL | 2009-08-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1840 | 1604 | 1.00 | 5 | -0.12 | 25 | -3.00 | |
| | Leks, Hanna | | wm | 2004 * | POL | 0.50 | 1 | 0.42 | 25 | 10.50 | | | Kramer, Norbert | | | 1803 | GER | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Kowal, Mieczyslaw | | | 1826 | POL | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Dachowski, Julian | | | 1933 | POL | 0.00 | 1 | -0.12 | 25 | -3.00 | | | Lada, Damian | | | 1636 | POL | 0.50 | 1 | 0.04 | 25 | 1.00 | | | * 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) | | |
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