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Individual Calculations February 2013 |
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| Mietkiewicz, Jacek Total change: -1.95 | |   |
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| IV Memorial im. Ziemowita Zgierskiego - Obra Zima Open 2013 | Obra | POL | 2013-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1678 | 1507 | 2.50 | 9 | -0.13 | 15 | -1.95 | |
|  Kucza, Karol | | | 1805 | POL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Zielewicz, Piotr | | | 1725 | POL | 1.00 | 1 | 0.78 | 15 | 11.70 | |  Sernecki, Franciszek | | | 1684 | POL | 1.00 | 1 | 0.73 | 15 | 10.95 | | | Koszela, Stanislaw | | | 1881 | POL | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Wisniewski, Arkadiusz | | | 1716 | POL | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Glapa, Anna | | | 1585 | POL | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Derewlany, Pawel | | | 1628 | POL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Glapa, Witold | | | 1762 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Tomys, Wiktoria | | | 1320 | POL | 0.00 | 1 | -0.74 | 15 | -11.10 | |
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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