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Individual Calculations October 2013 |
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| Bachta, Adrian Total change: -28.80 | |   |
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| Obra Lato Open 2013 | Obra | POL | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1491 | 1530 | 3.50 | 8 | -0.96 | 30 | -28.80 | |
|  Grela, Kacper | | | 1930 * | POL | 0.00 | 1 | -0.08 | 30 | -2.40 | |  Piepiorka, Mateusz | | | 1346 | POL | 0.00 | 1 | -0.74 | 30 | -22.20 | | | Swigon, Grzegorz | | | 1352 | POL | 1.00 | 1 | 0.27 | 30 | 8.10 | | | Kostecka, Marika | | | 1262 | POL | 1.00 | 1 | 0.17 | 30 | 5.10 | | | Frej, Zofia | | | 1571 | POL | 0.50 | 1 | 0.06 | 30 | 1.80 | | | Lascar, Elena Maria | | | 1298 | POL | 0.50 | 1 | -0.29 | 30 | -8.70 | | | Kanik, Marek | | | 1598 | POL | 0.50 | 1 | 0.09 | 30 | 2.70 | | | Jankowiak, Piotr | | | 1572 | POL | 0.00 | 1 | -0.44 | 30 | -13.20 | | | * 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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