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Individual Calculations February 2018 |
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| Wedda, Dries Total change: -52.06 | |   |
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| Chess Festival Groningen 2017 - Open A | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2149 | 2157 | 4.00 | 9 | -0.70 | 38 | -26.60 | |
|  Ernst, Sipke | g | | 2532 | NED | 0.00 | 1 | -0.09 | 38 | -3.42 | |  Van Randtwijk, Mick | | | 2011 | NED | 0.00 | 1 | -0.70 | 38 | -26.60 | | | Elgersma, Onno | | | 1935 | NED | 0.50 | 1 | -0.28 | 38 | -10.64 | | | Hilwerda, Jonas | | | 2094 | NED | 1.00 | 1 | 0.41 | 38 | 15.58 | | | Van Dael, Siem | f | | 2268 | NED | 0.00 | 1 | -0.35 | 38 | -13.30 | | | Taal, Rieks | | | 2088 | NED | 0.50 | 1 | -0.10 | 38 | -3.80 | | | Grutter, Tim | | | 2008 | NED | 1.00 | 1 | 0.30 | 38 | 11.40 | | | Nicolai, Amir | | | 2059 | NED | 1.00 | 1 | 0.37 | 38 | 14.06 | | | Lubbe, Melanie | | wg | 2345 | GER | 0.00 | 1 | -0.26 | 38 | -9.88 | |
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 |
| 2102 | 2157 | 4.50 | 9 | -0.67 | 38 | -25.46 | |
| | Happel, Henk | f | | 2086 | NED | 0.50 | 1 | -0.10 | 38 | -3.80 | | | Morice, Ludovic | | | 2114 | FRA | 0.00 | 1 | -0.56 | 38 | -21.28 | | | Van Houwelingen, Leo | | | 2019 | NED | 1.00 | 1 | 0.31 | 38 | 11.78 | | | Legemaat, Gert | | | 2177 | NED | 1.00 | 1 | 0.53 | 38 | 20.14 | | | Wiering, Jelle | | | 2016 | NED | 0.50 | 1 | -0.19 | 38 | -7.22 | | | Coenen, Eduard | | | 2142 | NED | 0.00 | 1 | -0.52 | 38 | -19.76 | | | Bons, Jasper | | | 2164 | NED | 0.00 | 1 | -0.49 | 38 | -18.62 | | | Bus, Tom | | | 2128 | NED | 1.00 | 1 | 0.46 | 38 | 17.48 | | | Van Der Beek, Ruud | | | 2076 | NED | 0.50 | 1 | -0.11 | 38 | -4.18 | |
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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