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Individual Calculations October 2008 |
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| Miedema, Roi Total change: 4.35 | |   |
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| Dutch Open | Dieren | NED | 2008-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2233 | 2303 | 5.50 | 9 | 0.14 | 15 | 2.10 | |
|  Beijerinck, Nick | | | 2106 | NED | 1.00 | 1 | 0.25 | 15 | 3.75 | |  Simutowe, Amon | m | | 2458 | ZAM | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Van Opheusden, Bas | | | 2172 | NED | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Ten Hertog, Hugo | | | 2133 | NED | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Nijboer, Friso | g | | 2564 | NED | 0.00 | 1 | -0.18 | 15 | -2.70 | | | Lommers, Frank | | | 2171 | NED | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Laarhoven, Thijs | | | 2219 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Struik, Tjapko | | | 2203 | NED | 0.50 | 1 | -0.14 | 15 | -2.10 | | | Mellema, Andries | | | 2067 | NED | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | University of Twente Open Dutch Younth Chess Championship | Enschede | NED | 2008-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2096 | 2303 | 7.00 | 9 | 0.32 | 15 | 4.80 | |
| | Dirksen, Marieke | | | 1953 | NED | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Kampman, Tijmen | | | 1980 | NED | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Euser, Kasper | | | 1953 | NED | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Nabuurs, Mart | | | 2077 | NED | 0.00 | 1 | -0.79 | 15 | -11.85 | | | Hager, Joshua Aarash | | | 2128 | GER | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Rothuis, Vincent | | | 2357 | NED | 0.00 | 1 | -0.42 | 15 | -6.30 | | | Ten Vergert, Paul | | | 1953 | NED | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Ootes, Lars | | | 2223 | NED | 1.00 | 1 | 0.39 | 15 | 5.85 | | | Kleijn, Christov | | | 2238 | NED | 1.00 | 1 | 0.41 | 15 | 6.15 | |
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) | | | | SVDB IM-Normenturnier | Eupen | BEL | 2008-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2372 | 2303 | 3.50 | 9 | -0.17 | 15 | -2.55 | |
| | Meessen, Rudolf | f | | 2287 | BEL | 1.00 | 1 | 0.48 | 15 | 7.20 | | | Bruehl, Andreas | f | | 2378 | GER | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Sonntag, Hans-Hubert | m | | 2384 | GER | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Geenen, Marc | f | | 2304 | BEL | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Ringoir, Tanguy | | | 2321 | BEL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Braun, Christian | f | | 2334 | GER | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Fiebig, Thomas | | | 2405 | GER | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Zaitsev, Mikhail | m | | 2481 | RUS | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Roeder, Matthias | m | | 2451 | GER | 0.50 | 1 | 0.20 | 15 | 3.00 | |
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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