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Individual Calculations February 2019 |
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| Duson, Robin Total change: 12.80 | |   |
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| Chess Festival Groningen 2018 - Open A | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 1951 | 1.50 | 8 | -0.72 | 40 | -28.80 | |
|  Baum, Bernd, Dr. | f | | 2252 | GER | 0.00 | 1 | -0.15 | 40 | -6.00 | |  De Boer, Bas | | | 2134 | NED | 0.00 | 1 | -0.26 | 40 | -10.40 | | | De Groot, Hendrik | | | 2128 | NED | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Van Baar, Esper | f | | 2205 | NED | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Sparenberg, Erik | | | 2215 | NED | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Van Der Berg, Wessel | | | 2032 | NED | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Schmidt, Kai-Uwe | | | 2026 | GER | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Van De Pavoordt, Max | | | 2042 | NED | 0.50 | 1 | 0.12 | 40 | 4.80 | |
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 Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1979 | 5.50 | 9 | 1.04 | 40 | 41.60 | |
| | Veldhuysen, Klaas | | | 1896 | NED | 1.00 | 1 | 0.39 | 40 | 15.60 | | | Noordhoek, Henk | | | 2015 | NED | 0.50 | 1 | 0.05 | 40 | 2.00 | | | De Bruijn, Aad | | | 1996 | NED | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Sula, Avni | | | 1942 | ALB | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Etmans, Maarten | f | | 1995 | NED | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Romkes, Abel | | | 2045 | NED | 0.00 | 1 | -0.41 | 40 | -16.40 | | | Brouwer, Timon | | | 1953 | NED | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Hanewinkel, Martin | | | 2037 | GER | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Van Doorn, Xander | | | 1964 | NED | 1.00 | 1 | 0.48 | 40 | 19.20 | |
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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