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Individual Calculations February 2015 |
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| De Groot, Hendrik Total change: 31.40 | |   |
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| Schaakfestival Groningen 2014 Open A | Groningen | NED | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2231 | 2097 | 4.50 | 9 | 1.57 | 20 | 31.40 | |
|  Berkovich, Mark A | m | | 2362 | ISR | 0.50 | 1 | 0.32 | 20 | 6.40 | |  Beerdsen, Thomas | f | | 2314 | NED | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Vogel, Jaap | f | | 2195 | NED | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Afek, Yochanan | m | | 2285 | ISR | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Maris, Ivo | | | 2232 | NED | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Gelip, Ioana | | | 2152 | ROU | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Lyell, Mark | f | | 2236 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Chen, Yibo | | | 2156 | CHN | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Burcu, Cagatay | | | 2149 | TUR | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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