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Individual Calculations April 2009 |
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| Grochowski, Mariusz Total change: -51.00 | |   |
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| Obra Zima Open 2009 grupa A | Obra | POL | 2009-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 2019 | 5.50 | 9 | -2.04 | 25 | -51.00 | |
|  Statucki, Maciej | | | 1702 | POL | 0.00 | 1 | -0.87 | 25 | -21.75 | |  Ostrowska, Marta | | | 1675 | POL | 1.00 | 1 | 0.12 | 25 | 3.00 | | | Pawlowski, Dariusz | | | 1715 | POL | 1.00 | 1 | 0.14 | 25 | 3.50 | | | Pera, Adam | | | 1833 | POL | 0.00 | 1 | -0.74 | 25 | -18.50 | | | Nun, Joanna | | | 1669 | POL | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Rusinski, Mateusz | | | 1852 | POL | 0.00 | 1 | -0.72 | 25 | -18.00 | | | Polarczyk, Pawel | | | 1778 | POL | 0.50 | 1 | -0.30 | 25 | -7.50 | | | Cybulski, Maciej | | | 1669 | POL | 1.00 | 1 | 0.11 | 25 | 2.75 | | | Kocur, Pawel | | | 1669 | POL | 1.00 | 1 | 0.11 | 25 | 2.75 | |
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) | | |
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