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Individual Calculations September 2017 |
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| Choina, Jan Total change: 16.00 | |   |
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| GRAND PRIX POLSKI AMATOROW | Sielpia | POL | 2017-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1217 | 1121 | 3.50 | 8 | 0.29 | 40 | 11.60 | |
|  Michalik, Marek | | | 1521 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Ciechocinski, Stefan | | | 1521 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Niebudek, Konrad | | | 1045 | POL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Karys, Katarzyna | | | 1028 | POL | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Plaskota, Oliwia | | | 1042 | POL | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Sidor, Andrzej | | | 1266 | POL | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Chmielewski, Igor | | | 1253 | POL | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Nowocien, Alan | | | 1061 | POL | 1.00 | 1 | 0.42 | 40 | 16.80 | | | * 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) | | | | Wakacje z Szachami 2017 grupa A FIDE | Szydlowiec | POL | 2017-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1294 | 1121 | 1.00 | 3 | 0.11 | 40 | 4.40 | |
| | Manzhos, Artem | | | 1450 | UKR | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Kot, Ewelina | | | 1079 | POL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Gorny, Marek | | | 1353 | POL | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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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