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Individual Calculations April 2009 |
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| Van Ojik, Mark Total change: -23.70 | |   |
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| 1A - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2278 | 2219 | 0.00 | 1 | -0.42 | 15 | -6.30 | |
|  Den Heeten, Djurre | | | 2278 | NED | 0.00 | 1 | -0.42 | 15 | -6.30 | |
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) | | | | 1A - Corus Chess Tournament - Dagvierkampen | Wijk aan Zee | NED | 2009-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2201 | 2239 | 0.50 | 3 | -1.16 | 15 | -17.40 | |
|  Reynolds, D Ian W | | | 2108 | ENG | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Slavin, Alexei | | | 2261 | RUS | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Dijk, H. Van | | | 2234 | NED | 0.00 | 1 | -0.51 | 15 | -7.65 | |
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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