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Individual Calculations March 2019 |
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| Kowalski, Igor Total change: 11.80 | |   |
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| Open de Portugal 2019 - Cidade de Lisboa | Lisboa | POR | 2019-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2240 | 2296 | 6.00 | 9 | 0.96 | 20 | 19.20 | |
|  Selva Salvador, Antonio | | | 1896 * | ESP | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Fernandes, Miguel Antonio | | | 2066 | POR | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Dvirnyy, Danyyil | g | | 2487 | ITA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Jazdanovs, Aleksandrs | | | 2100 | LAT | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Christiansen, Johan-Sebastian | g | | 2559 | NOR | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Andias, Joao Pedro | | | 2039 | POR | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Miezis, Normunds | g | | 2467 | LAT | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Thorhallsson, Throstur | g | | 2425 | ISL | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Thompson, Ian D | f | | 2122 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | * 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) | | | | Druzynowe Mistrzostwa Mazowsza 2018-2019 Round 4-7 | Warszawa | POL | 2019-02-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2043 | 2296 | 2.00 | 3 | -0.37 | 20 | -7.40 | |
| | Sowul, Bartosz | | | 2227 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Gawronski, Miroslaw | | | 2005 | POL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Kosny, Marek | | | 1896 * | POL | 1.00 | 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) | | |
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