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Individual Calculations February 2019 |
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| Pietraszko, Jakub Total change: 23.00 | |   |
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| Turniej Noworoczny - FIDE OPEN | Wroclaw | POL | 2018-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1668 | 1727 | 4.00 | 5 | 1.15 | 20 | 23.00 | |
|  Ptak, Pawel | | | 1346 | POL | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Kwiecinski, Rafal | | | 1560 | POL | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Wieczorek, Mikolaj | | | 1685 | POL | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Piotrowski, Pawel | | | 2028 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Kwapisiewicz, Karol | | | 1721 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | III Dolnoslaska Liga Szachowa 2018/2019 Round 6-7 | Dolnoslaskie | POL | 2019-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1636 | 1734 | 0.00 | 1 | -0.63 | 20 | -12.60 | |
| | Wieczorek, Mikolaj | | | 1636 | POL | 0.00 | 1 | -0.63 | 20 | -12.60 | |
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) | | | | IV DLS Okreg Wroclawski i podwroclawski 2018/2019 Round 6-9 | Dolny Slask | POL | 2019-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 1734 | 1.00 | 1 | 0.63 | 20 | 12.60 | |
| | Krupa, Jerzy | | | 1830 | POL | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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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