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Individual Calculations April 2009 |
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| Van Der Wiel, John Total change: 0.20 | |   |
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| 1B - r 4-5 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2396 | 2504 | 0.50 | 1 | -0.15 | 10 | -1.50 | |
|  Peek, Maurice | | | 2396 | 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) | | | | Schaakfestival Groningen - Groep A | Groningen | NED | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2426 | 2501 | 5.50 | 9 | 0.17 | 10 | 1.70 | |
| | Vogel, Jaap | f | | 2233 | NED | 0.50 | 1 | -0.33 | 10 | -3.30 | |  Clemens, Adrian | f | | 2261 | NED | 1.00 | 1 | 0.20 | 10 | 2.00 | | | Burg, Twan | f | | 2382 | NED | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Gagunashvili, Merab | g | | 2576 | GEO | 0.00 | 1 | -0.40 | 10 | -4.00 | | | Van Assendelft, Floris | | | 2253 | NED | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Brandenburg, Daan | m | | 2436 | NED | 1.00 | 1 | 0.41 | 10 | 4.10 | | | Van Den Doel, Erik | g | | 2570 | NED | 0.50 | 1 | 0.10 | 10 | 1.00 | | | Reinderman, Dimitri | g | | 2543 | NED | 0.50 | 1 | 0.06 | 10 | 0.60 | | | Ernst, Sipke | g | | 2576 | NED | 0.00 | 1 | -0.40 | 10 | -4.00 | |
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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