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Individual Calculations February 2013 |
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| Duijker, Rick Total change: -10.05 | |   |
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| Schaakfestival Groningen 2012 Open A | Groningen | NED | 2012-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2152 | 2242 | 3.50 | 9 | -2.09 | 15 | -31.35 | |
|  Ernst, Sipke | g | | 2562 | NED | 0.00 | 1 | -0.13 | 15 | -1.95 | |  Beerdsen, Thomas | | | 2076 | NED | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Drozdowski, Kacper | f | | 2426 | POL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Dhar-Barua, Saheli | | wm | 2091 | IND | 0.00 | 1 | -0.70 | 15 | -10.50 | | | Senders, Mischa | | | 1967 | NED | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Hummel, Paul | | | 2021 | NED | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Maris, Ivo | | | 2086 | NED | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Henseler, Jorgen | | | 2076 | NED | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Dijkhuis, Tycho | | | 2062 | NED | 0.50 | 1 | -0.24 | 15 | -3.60 | |
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 2013 Tienkampen 2G | Wijk aan Zee | NED | 2013-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2113 | 2247 | 7.50 | 9 | 1.42 | 15 | 21.30 | |
| | Ritsema, Ronald | | | 2048 | NED | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Haselhorst, Helmut | | | 2101 | GER | 1.00 | 1 | 0.30 | 15 | 4.50 | | | Stolwijk, Colin | | | 2021 | NED | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Van Meurs, Rob | | | 2110 | NED | 1.00 | 1 | 0.32 | 15 | 4.80 | | | In`t Veld, Daan | | | 2236 | NED | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Cox, Jan | | | 2023 | BEL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Oranje, Richard | | | 2073 | NED | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Kerigan, Demre | | | 2238 | TUR | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Schoehuijs, Erik | | | 2164 | NED | 0.50 | 1 | -0.11 | 15 | -1.65 | |
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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