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Individual Calculations May 2019 |
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| Dukaczewski, Piotr Total change: 38.80 | |   |
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| IBCA World Chess Championship 2019 | Cagliari | ITA | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2225 | 7.00 | 9 | 1.94 | 20 | 38.80 | |
|  Aryan, B Joshi | | | 1864 | IND | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Grybas, Gintaras | | | 2006 | LTU | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Avram, Sretko | f | | 2120 | SRB | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Smirnov, Alexey | | | 2451 | RUS | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Dobierzin, Olaf | | | 1992 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Grigorchuk, Sergey | f | | 2236 | UKR | 1.00 | 1 | 0.52 | 20 | 10.40 | | | Babarykin, Stanislav | f | | 2401 | RUS | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Nikac, Predrag | m | | 2297 | MNE | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Stachanczyk, Jacek | m | | 2163 | POL | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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