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Individual Calculations April 2009 |
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| Wantola, Ivo Total change: 4.05 | |   |
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| Meester - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2356 | 2277 | 0.50 | 2 | -0.29 | 15 | -4.35 | |
|  Delemarre, Jop | m | | 2467 | NED | 0.50 | 1 | 0.25 | 15 | 3.75 | |  Van Der Heijden, Ton | | | 2245 | NED | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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) | | | | 1B - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2265 | 2300 | 5.50 | 9 | 0.56 | 15 | 8.40 | |
| | Timmermans, Ivo | | | 2244 | NED | 0.50 | 1 | -0.08 | 15 | -1.20 | | | Oosterom, Erik | | | 2142 | NED | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Den Heeten, Djurre | | | 2352 | NED | 0.50 | 1 | 0.07 | 15 | 1.05 | | | Veneman, Henry J | | | 2183 | NED | 1.00 | 1 | 0.34 | 15 | 5.10 | | | Strating, Sybolt | f | | 2327 | NED | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Slingerland, Fred | f | | 2398 | NED | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Kuipers, Stefan | f | | 2317 | NED | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Gijswijt, Bart | | | 2231 | NED | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Klein, David | | | 2188 | NED | 1.00 | 1 | 0.35 | 15 | 5.25 | |
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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