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Individual Calculations March 2017 |
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| Kejna, Piotr Total change: -8.80 | |   |
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| I Feryjny Wyscig po kategorie | Wroclaw | POL | 2017-02-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1283 | 1441 | 3.00 | 5 | -0.34 | 40 | -13.60 | |
|  Keller, Natalia | | | 1041 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Gil, Lukasz | | | 1450 | POL | 1.00 | 1 | 0.51 | 40 | 20.40 | |  Andrzejewska, Maja | | | 1287 | POL | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Luberanski, Jakub | | | 1588 | POL | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Scisla, Oliwia | | | 1048 | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | II Feryjny Wyscig po kategorie | Wroclaw | POL | 2017-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1261 | 1441 | 3.00 | 4 | 0.12 | 40 | 4.80 | |
| | Sierpowicz, Konrad | | | 1241 | POL | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Wieczorek, Mikolaj | | | 1465 | POL | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Kuczynski, Michal | | | 1103 | POL | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Koprowski, Mateusz | | | 1234 | POL | 0.50 | 1 | -0.27 | 40 | -10.80 | |
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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