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Individual Calculations September 2020 |
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| Wydornik, Robert Total change: -23.20 | |   |
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| IV Miedzynarodowy Memorial Ireny Warakomskiej - Open B | Suwalki | POL | 2020-08-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1476 | 1356 | 3.50 | 8 | 0.37 | 20 | 7.40 | |
|  Kiolbasa, Damian | | | 1756 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Dietrich, Grzegorz | | | 1189 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Kotarski, Bartosz | | | 1742 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | | | Szewczyk, Malwina | | | 1323 | POL | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Wiszniewska, Gabriela | | | 1194 | POL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Obolonin, Filipp | | | 1756 * | EST | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Borowik, Grzegorz | | | 1089 | POL | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Milanowski, Jan | | | 1756 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | Slaski Festiwal Szachowy - Szachy lacza pokolenia - Grupa C | Ustron | POL | 2020-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1352 | 1356 | 2.50 | 8 | -1.53 | 20 | -30.60 | |
| | Cieply, Krzysztof | | | 1549 | POL | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Bialek, Alicja | | | 1478 | POL | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Szymanski, Pawel | | | 1539 | POL | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Bajer, Tomasz | | | 1095 | POL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Maciejewska, Sabina | | | 1150 | POL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Durzynski, Jan | | | 1192 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Ochedzan, Filip | | | 1618 | POL | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Wnuk, Piotr | | | 1195 | POL | 0.00 | 1 | -0.71 | 20 | -14.20 | |
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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