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Individual Calculations April 2009 |
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| Van Den Doel, Erik Total change: 2.40 | |   |
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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 |
| 2424 | 2567 | 1.50 | 2 | 0.14 | 10 | 1.40 | |
|  Reinderman, Dimitri | g | | 2537 | NED | 0.50 | 1 | -0.04 | 10 | -0.40 | | | Bitalzadeh, Ali | f | | 2310 | NED | 1.00 | 1 | 0.18 | 10 | 1.80 | |
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 |
| 2450 | 2570 | 6.00 | 9 | 0.10 | 10 | 1.00 | |
| | Kuipers, Stefan | f | | 2292 | NED | 1.00 | 1 | 0.17 | 10 | 1.70 | |  Van Oosterom, Chiel | m | | 2428 | NED | 1.00 | 1 | 0.31 | 10 | 3.10 | | | Giri, Anish | f | | 2466 | RUS | 0.50 | 1 | -0.14 | 10 | -1.40 | | | Swinkels, Robin | m | | 2451 | NED | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Rotstein, Arkadij | g | | 2495 | GER | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Gagunashvili, Merab | g | | 2576 | GEO | 0.50 | 1 | 0.01 | 10 | 0.10 | | | Van Der Wiel, John | g | | 2501 | NED | 0.50 | 1 | -0.10 | 10 | -1.00 | | | Spoelman, Wouter | m | | 2459 | NED | 0.00 | 1 | -0.65 | 10 | -6.50 | | | Burg, Twan | f | | 2382 | NED | 1.00 | 1 | 0.26 | 10 | 2.60 | |
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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