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Individual Calculations February 2018 |
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| Van Foreest, Machteld Total change: 35.72 | |   |
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| Chess Festival Groningen 2017 - Open A | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 1989 | 3.00 | 9 | 0.18 | 38 | 6.84 | |
|  Pel, Bonno | f | | 2247 | NED | 0.00 | 1 | -0.18 | 38 | -6.84 | |  Priyanka, K | | | 2134 | IND | 0.50 | 1 | 0.19 | 38 | 7.22 | | | Godbole, Atharva | | | 2178 | IND | 0.00 | 1 | -0.25 | 38 | -9.50 | | | Sapale, Saloni | | wc | 2308 | IND | 0.50 | 1 | 0.37 | 38 | 14.06 | | | Rigopoulos-Tsigkos, Alexan | | | 2117 | GRE | 0.00 | 1 | -0.33 | 38 | -12.54 | | | Grutter, Tim | | | 2008 | NED | 0.00 | 1 | -0.47 | 38 | -17.86 | | | Hilwerda, Jonas | | | 2094 | NED | 0.00 | 1 | -0.36 | 38 | -13.68 | | | Bekedam, Tyro | | | 2073 | NED | 1.00 | 1 | 0.62 | 38 | 23.56 | | | Henseler, Jorgen | | | 2051 | NED | 1.00 | 1 | 0.59 | 38 | 22.42 | |
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) | | | | Tata Steel Tienkampen 2018 | Wijk aan Zee | NED | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1993 | 1931 | 4.50 | 9 | 0.76 | 38 | 28.88 | |
| | Kutchoukov, Daniel | | | 1932 | NED | 0.00 | 1 | -0.50 | 38 | -19.00 | | | Ory, Jean-Paul | | | 1909 | NED | 1.00 | 1 | 0.47 | 38 | 17.86 | | | Pijpers, Peter | | | 2023 | NED | 0.50 | 1 | 0.13 | 38 | 4.94 | | | Bottenberg, Frans | | | 1990 | NED | 0.50 | 1 | 0.08 | 38 | 3.04 | | | De Zwart, Johan | | | 1974 | NED | 0.50 | 1 | 0.06 | 38 | 2.28 | | | Kossen, Johannes | | | 2032 | NED | 0.50 | 1 | 0.14 | 38 | 5.32 | | | Hensbergen, Willem | | | 2020 | NED | 1.00 | 1 | 0.62 | 38 | 23.56 | | | Etmans, Maarten | f | | 2104 | NED | 0.50 | 1 | 0.23 | 38 | 8.74 | | | Hummel, Joop | | | 1956 | NED | 0.00 | 1 | -0.47 | 38 | -17.86 | |
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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