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Individual Calculations February 2018 |
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| Welna, Mateusz Total change: -20.20 | |   |
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| XXVIII Miedzynarodowy Festiwal Szachowy CRACOVIA-2017 Grupa C | Krakow | POL | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1472 | 1354 | 2.00 | 7 | -0.65 | 40 | -26.00 | |
|  Litwiniuk, Piotr | | | 1718 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kreft, Wojciech | | | 1653 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | |  Kaczmarczyk, Boleslaw | | | 1212 | POL | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Kolodziej, Krzysztof | | | 1691 | POL | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Michalik, Marek | | | 1695 | POL | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Raczek, Krzysztof | | | 1110 | POL | 0.50 | 1 | -0.30 | 40 | -12.00 | | | Natoli, Alessia | | | 1228 | POL | 0.00 | 1 | -0.67 | 40 | -26.80 | |
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) | | | NOTE: K factor changed | | IV Liga Malopolska Seniorow | Tarnow | POL | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1576 | 1354 | 1.00 | 3 | 0.29 | 20 | 5.80 | |
| | Jagla, Artur | | | 1749 | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kukulka, Dominik | | | 1510 | POL | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Pawlak, Emilia | | | 1469 | POL | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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) | | |
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