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Individual Calculations February 2019 |
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| Tworzydlo, Piotr Total change: 14.20 | |   |
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| Gibraltar International Chess Festival 2019 Challengers A | Gibraltar | ENG | 2019-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2118 | 2165 | 3.50 | 5 | 0.71 | 20 | 14.20 | |
|  Cano Sevilla, Ivan | | | 1950 | ESP | 0.50 | 1 | -0.27 | 20 | -5.40 | |  Tovarek, Antonin | | | 1995 | CZE | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Janse, Jan Jaap | | | 2222 | NED | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Torres, Federico | | | 2196 | ARG | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Meszaros, Andras | m | | 2226 | HUN | 0.00 | 1 | -0.42 | 20 | -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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