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Individual Calculations July 2009 |
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| Afek, Yochanan Total change: -3.00 | |   |
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| 1B - r 6-9 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2220 | 2320 | 2.00 | 4 | -0.55 | 10 | -5.50 | |
|  Prakken, Gerrit | f | | 2220 | NED | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Diepeveen, Vincent | f | | 2262 | NED | 0.00 | 1 | -0.58 | 10 | -5.80 | |  Verhoeven, Tom | | | 2187 | NED | 0.50 | 1 | -0.18 | 10 | -1.80 | | | Van Rosmalen, Joost | | | 2212 | NED | 0.50 | 1 | -0.15 | 10 | -1.50 | |
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) | | | | Belgian National Team Championship 2008-2009 | Various | BEL | 2008-10-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2129 | 2319 | 1.00 | 1 | 0.25 | 10 | 2.50 | |
| | De Villers, Mourad | | | 2129 | BEL | 1.00 | 1 | 0.25 | 10 | 2.50 | |
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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