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Individual Calculations August 2023 |
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| Bartoszewicz, Marcin Total change: 52.00 | |   |
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| VIII Miedzynarodowy Festiwal Szachowy w Bydgoszczy - OPEN B | Bydgoszcz | POL | 2023-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1986 | 1790 | 5.00 | 8 | 3.00 | 20 | 60.00 | |
|  Kindler, Przemyslaw | | | 2007 | POL | 1.00 | 1 | 0.78 | 20 | 15.60 | |  Motyl, Tomasz | | | 1903 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Krol, Slawomir | | | 1982 | POL | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Haliniak, Wojciech | | | 1917 | POL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Taranowicz, Michal | | | 2004 | POL | 0.50 | 1 | 0.27 | 20 | 5.40 | | | Gawronski, Miroslaw | | | 2019 | POL | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Olszewski, Marek | | | 1961 | POL | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Skurniak, Szymon | | | 2096 | POL | 0.00 | 1 | -0.14 | 20 | -2.80 | |
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) | | | | Warsaw Chess Festival - group B | Warszawa | POL | 2023-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1717 | 1790 | 5.00 | 9 | -0.40 | 20 | -8.00 | |
| | Szewczak, Andrzej | | | 1641 | POL | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Ostrowska, Joanna | | | 1688 | POL | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Zareba, Piotr | | | 1722 | POL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Wieckowski, Michal | | | 1635 | POL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Kulpa, Zuzanna | | | 1911 | POL | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Gbiorczyk, Mikolaj | | | 1903 | POL | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Jaszczuk, Piotr | | | 1671 | POL | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Lazniewska, Zofia | | | 1660 | POL | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Zbrzeski, Piotr | | | 1619 | POL | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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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