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Individual Calculations December 2017 |
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| Kupsik, Joanna Total change: -21.80 | |   |
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| IV WIELKOPOLSKA LIGA SENIORÓW GRUPA A-2017-2018 Round 2-3 | Poznan | POL | 2017-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1464 | 1716 | 0.50 | 2 | -1.09 | 20 | -21.80 | |
|  Roszkiewicz, Anna | | | 1575 | POL | 0.50 | 1 | -0.19 | 20 | -3.80 | |  Baranowska, Mirela | | | 1353 | POL | 0.00 | 1 | -0.90 | 20 | -18.00 | |
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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