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Individual Calculations April 2018 |
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| Piekielny, Pawel Total change: 130.80 | |   |
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| III Wielkopolska Liga Seniorów Round 10-11 | Wielkopolska | POL | 2018-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1917 | 1787 | 0.50 | 2 | -0.16 | 40 | -6.40 | |
|  Krasinski, Rafal | | | 1878 | POL | 0.50 | 1 | 0.12 | 40 | 4.80 | |  Sobczak, Miroslaw | | | 1955 | POL | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | Mistrzostwa Polski Juniorow 2018 - C16 | Jastrzebia Gora | POL | 2018-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2067 | 1787 | 4.00 | 8 | 2.62 | 40 | 104.80 | |
| | Szczurek, Krzysztof | f | | 2089 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Strzelecki, Maciej | | | 1952 | POL | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Nowak, Mikolaj | | | 2065 | POL | 1.00 | 1 | 0.83 | 40 | 33.20 | | | Warchol, Bartosz | | | 1969 | POL | 1.00 | 1 | 0.74 | 40 | 29.60 | | | Pytel, Maciej | | | 2037 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Musial, Tomasz | | | 2130 | POL | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Pniaczek, Marek | c | | 2187 * | POL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Kokoszczynski, Jan | | | 2108 | POL | 0.00 | 1 | -0.13 | 40 | -5.20 | | | * 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) | | | | DMP - III Liga Juniorow 2018 Round 5-9 | Gniezno | POL | 2018-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1649 | 1787 | 3.50 | 4 | 0.81 | 40 | 32.40 | |
| | Szafranski, Piotr | | | 1601 | POL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Ciesielski, Marceli | | | 1496 | POL | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Poltorak, Sebastian | | | 1735 | POL | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Butyrowski, Marcel | | | 1765 | POL | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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