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Individual Calculations January 2013 |
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| Grzelak, Artur Total change: 12.45 | |   |
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| Otwarta Liga Mazowiecki - Jesien 2012 | Warszawa | POL | 2012-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1991 | 2202 | 4.50 | 5 | 0.83 | 15 | 12.45 | |
|  Cyra, Dariusz | | | 1820 | POL | 1.00 | 1 | 0.09 | 15 | 1.35 | |  Mankowski, Sebastian | | | 1802 * | POL | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Parol, Pawel | | | 1984 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Barglowski, Filip | f | | 2334 | POL | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Sokolowski, Krzysztof | | | 2016 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | * 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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