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Individual Calculations February 2013 |
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| Niedbala, Wojciech Total change: -9.45 | |   |
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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 |
| 1656 | 1718 | 4.00 | 8 | -0.63 | 15 | -9.45 | |
|  Wawrzynowicz, Marta | | | 1419 | POL | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Rozumek, Krzysztof | | | 1954 | POL | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Malkowski, Kazimierz | | | 1613 | POL | 0.00 | 1 | -0.64 | 15 | -9.60 | | | Wrobel, Michal | | | 1532 | POL | 0.00 | 1 | -0.74 | 15 | -11.10 | | | Frej, Zofia | | | 1577 | POL | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Wesolowska, Katarzyna | | | 1750 | POL | 1.00 | 1 | 0.54 | 15 | 8.10 | | | Kupsik, Joanna | | | 1717 | POL | 1.00 | 1 | 0.50 | 15 | 7.50 | | | Sernecki, Franciszek | | | 1684 | POL | 0.00 | 1 | -0.55 | 15 | -8.25 | |
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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