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Individual Calculations September 2017 |
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| Chmielewski, Igor Total change: 9.20 | |   |
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| GRAND PRIX POLSKI AMATOROW | Sielpia | POL | 2017-07-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1238 | 1253 | 5.00 | 9 | 0.23 | 40 | 9.20 | |
|  Karys, Katarzyna | | | 1028 | POL | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Wziatek, Marek | | | 1653 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Okret, Wojciech | | | 1240 | POL | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Nowocien, Alan | | | 1061 | POL | 0.50 | 1 | -0.25 | 40 | -10.00 | | | Kupis, Pawel | | | 1217 | POL | 0.50 | 1 | -0.05 | 40 | -2.00 | | | Sidor, Andrzej | | | 1266 | POL | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Kozera, Dawid | | | 1253 | POL | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Choina, Jan | | | 1121 | POL | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Stepien, Przemyslaw | | | 1300 | POL | 1.00 | 1 | 0.57 | 40 | 22.80 | | | * 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) | | |
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