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Individual Calculations September 2009 |
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| Bosch, Jeroen Total change: -32.00 | |   |
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| Dutch Open | Dieren | NED | 2009-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2278 | 2456 | 5.00 | 9 | -1.48 | 10 | -14.80 | |
|  Dijk, Rogier | | | 2138 | NED | 0.50 | 1 | -0.37 | 10 | -3.70 | |  Ellenbroek, Ton | | | 2115 | NED | 1.00 | 1 | 0.12 | 10 | 1.20 | | | Shreyansh, Daklia | | | 2279 | IND | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Nijboer, Friso | g | | 2552 | NED | 0.00 | 1 | -0.37 | 10 | -3.70 | | | Klein, David | | | 2236 | NED | 0.50 | 1 | -0.28 | 10 | -2.80 | | | Otte, Marijn | f | | 2298 | NED | 1.00 | 1 | 0.29 | 10 | 2.90 | | | Bezemer, Arno | f | | 2332 | NED | 0.00 | 1 | -0.67 | 10 | -6.70 | | | Wempe, Joost | | | 2282 | NED | 0.50 | 1 | -0.23 | 10 | -2.30 | | | Diepeveen, Vincent | f | | 2273 | NED | 0.50 | 1 | -0.24 | 10 | -2.40 | |
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) | | | | Hogeschool Zeeland Chess Tournament 2009 | Vlissingen | NED | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2199 | 2456 | 5.50 | 9 | -1.72 | 10 | -17.20 | |
| | De Ridder, Dieter | | | 2056 * | BEL | 1.00 | 1 | 0.08 | 10 | 0.80 | | | In `t Veld, Rene | | | 2099 | NED | 1.00 | 1 | 0.11 | 10 | 1.10 | | | Leenaerts, Robin | | | 2248 | BEL | 0.50 | 1 | -0.27 | 10 | -2.70 | | | Timmermans, Ivo | | | 2223 | NED | 0.00 | 1 | -0.79 | 10 | -7.90 | | | Oude Brunink, Elias | | | 2056 * | NED | 1.00 | 1 | 0.08 | 10 | 0.80 | | | Marcziter, Dmitrii | | | 2238 | GER | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Litwak, Aleksej | f | | 2268 | GER | 0.50 | 1 | -0.24 | 10 | -2.40 | | | Van Eijk, Sander | f | | 2338 | NED | 0.50 | 1 | -0.16 | 10 | -1.60 | | | Freeke, Matthieu | f | | 2264 | NED | 0.00 | 1 | -0.75 | 10 | -7.50 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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