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Individual Calculations April 2023 |
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| Jurkiewicz, Joanna Total change: -22.60 | |   |
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| Zimowy Turniej Szachowy o Puchar Wojta Gminy Kolbudy - Grupa Mistrzowska Round 5-6 | Kowale | POL | 2023-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1329 | 1576 | 1.50 | 2 | -0.11 | 20 | -2.20 | |
|  Burzynski, Cezary | | | 1271 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | |  Czarnogorcew, Dominik | | | 1387 | POL | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Druzynowe Mistrzostwa Wojewodztwa Pomorskiego Seniorow- IV Liga 2023 Round 3-4 | Gdansk | POL | 2023-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1570 | 1576 | 0.00 | 2 | -1.02 | 20 | -20.40 | |
| | Przedlacki, Wiktor | | | 1633 | POL | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Podgorski, Antoni | | | 1506 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | |
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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