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Individual Calculations September 2021 |
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| Matylewska-Para, Anna Total change: -13.60 | |   |
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| V Miedzynarodowy Memorial Ireny Warakomskiej - Open C | Suwalki | POL | 2021-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1242 | 1213 | 2.00 | 5 | -0.37 | 20 | -7.40 | |
|  Czarniecki, Pawel | | | 1521 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | |  Szewczyk, Malwina | | | 1453 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Malecki, Karol | | | 1018 | POL | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Rzecki, Andrzej | | | 1154 | POL | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Kruszynski, Jacek | | | 1064 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | |
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) | | | | XX Turniej o Puchar Starosty Krakowskiego 2021 | Zabierzow | POL | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1213 | 1.50 | 4 | -0.31 | 20 | -6.20 | |
| | Arshavskij, Viktor | | | 1613 * | RUS | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Wasiluk, Dominik | | | 1117 | POL | 1.00 | 1 | 0.37 | 20 | 7.40 | | | Gruca, Karol | | | 1203 | POL | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Para, Aleksandra | | | 1151 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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) | | |
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