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Individual Calculations October 2021 |
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| Bzowski, Grzegorz Total change: -30.40 | |   |
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| Puchar Polski Niewidomych i Slabowidzacych w Szachach 2021 | Niechorze | POL | 2021-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1233 | 1440 | 1.50 | 4 | -1.52 | 20 | -30.40 | |
|  Kosieradzka, Malgorzata | | | 1257 | POL | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Kaczmarek, Ireneusz | | | 1185 | POL | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Wewersowicz, Eugenia | | | 1132 | POL | 0.50 | 1 | -0.36 | 20 | -7.20 | | | Jagiela, Elzbieta | | | 1359 | POL | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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