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Individual Calculations March 2018 |
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| Van Zyl-Rudd, Jack Total change: -63.55 | |   |
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| Tradewise Gibraltar Chess Festival 2018 Masters | Gibraltar | ENG | 2018-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2204 | 2197 | 4.50 | 10 | -0.46 | 31 | -14.26 | |
|  Perez Ponsa, Federico | g | | 2553 | ARG | 0.00 | 1 | -0.11 | 31 | -3.41 | |  Chibnall, Alana | | wf | 1906 | AUS | 0.00 | 1 | -0.85 | 31 | -26.35 | | | Bryant, Richard B E | | | 2016 | ENG | 1.00 | 1 | 0.26 | 31 | 8.06 | | | Redondo Flores, David | | | 2000 | ESP | 1.00 | 1 | 0.25 | 31 | 7.75 | | | Solomon, Kenny | g | | 2420 | RSA | 0.00 | 1 | -0.22 | 31 | -6.82 | | | Jessel, Stephen | f | | 2342 | IRL | 0.50 | 1 | 0.19 | 31 | 5.89 | | | Lombaers, Peter | f | | 2345 | NED | 0.00 | 1 | -0.30 | 31 | -9.30 | | | Arroyo Rodriguez, Jesus | | | 2057 | ESP | 1.00 | 1 | 0.31 | 31 | 9.61 | | | Gara, Anita | m | wg | 2350 | HUN | 0.00 | 1 | -0.30 | 31 | -9.30 | | | Marder, Simon | | | 2054 | SWE | 1.00 | 1 | 0.31 | 31 | 9.61 | |
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) | | | | Tradewise Gibraltar Chess Festival 2018 Challenger B | Gibraltar | ENG | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2020 | 2197 | 2.50 | 3 | 0.30 | 31 | 9.30 | |
| | Hamer, Martyn | | | 2020 | ENG | 0.50 | 1 | -0.23 | 31 | -7.13 | | | Burke, Mitchell R | | | 1989 | ENG | 1.00 | 1 | 0.23 | 31 | 7.13 | | | Diaz Mino, Pablo | | | 2050 | ESP | 1.00 | 1 | 0.30 | 31 | 9.30 | |
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) | | | | Open Portugal 2018 | Lisbon | POR | 2018-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 2197 | 5.00 | 9 | -1.89 | 31 | -58.59 | |
| | Partoens, Remi | | | 1797 * | BEL | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Kanarek, Marcel | g | | 2512 | POL | 0.00 | 1 | -0.14 | 31 | -4.34 | | | Taylor, Robert Graham | | | 1906 | WLS | 0.50 | 1 | -0.35 | 31 | -10.85 | | | Barrento, Jorge Maria Lopes | | | 1797 * | POR | 1.00 | 1 | 0.08 | 31 | 2.48 | | | Blum, Gernot | | | 2028 | GER | 0.00 | 1 | -0.72 | 31 | -22.32 | | | Fidalgo, Daniel Neves | | | 1966 | POR | 0.00 | 1 | -0.79 | 31 | -24.49 | | | Ribeiro, Bruno Rafael Leite | | | 1831 | POR | 1.00 | 1 | 0.10 | 31 | 3.10 | | | Fernandes, Ricardo Paulos | | | 1920 | POR | 0.50 | 1 | -0.33 | 31 | -10.23 | | | Vanden Bussche, Steven | | | 1940 | BEL | 1.00 | 1 | 0.18 | 31 | 5.58 | | | * 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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