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Individual Calculations February 2020 |
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| Wedda, Dries Total change: -45.60 | |   |
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| Chessfestival Groningen 2019 - Open A | Groningen | NED | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2209 | 4.00 | 9 | -1.14 | 40 | -45.60 | |
|  Ernst, Sipke | g | | 2541 | NED | 0.00 | 1 | -0.12 | 40 | -4.80 | |  Theulings, Paul-Peter | c | | 2070 | NED | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Boersma, Jan | | | 2069 | NED | 0.50 | 1 | -0.19 | 40 | -7.60 | | | Rut, Vojtech | | | 2119 | CZE | 1.00 | 1 | 0.38 | 40 | 15.20 | | | Balje, Jan | | | 2179 | NED | 0.50 | 1 | -0.04 | 40 | -1.60 | | | Zwirs, Jasper | | | 2062 | NED | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Albers, Sasa | | | 1997 | NED | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Kokje, Joris | f | | 2222 | NED | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Van Foreest, Machteld | | | 2187 | NED | 0.50 | 1 | -0.03 | 40 | -1.20 | |
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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