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Individual Calculations October 2013 |
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| Kostecki, Samuel Total change: -12.15 | |   |
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| Obra Lato Open 2013 | Obra | POL | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1545 | 1523 | 3.50 | 9 | -0.81 | 15 | -12.15 | |
|  Miszczak, Mateusz | | | 1923 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Kostecka, Marika | | | 1262 | POL | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Szymkowiak, Damian | | | 1650 | POL | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Frackowiak, Andrzej 2 | | | 1694 | POL | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Kanik, Marek | | | 1598 | POL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Wrobel, Michal | | | 1615 | POL | 0.00 | 1 | -0.37 | 15 | -5.55 | | | Prokopowicz, Anna | | | 1353 | POL | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Hallmann, Michalina | | | 1353 | POL | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Borsuk, Adam | | | 1454 | POL | 0.50 | 1 | -0.10 | 15 | -1.50 | | | * 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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