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Individual Calculations January 2009 |
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| Balje, Jan Total change: 11.25 | |   |
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| 2B - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2195 | 2.00 | 3 | 0.39 | 15 | 5.85 | |
|  Van Wezel, Ron | | | 2103 | NED | 0.50 | 1 | -0.13 | 15 | -1.95 | |  Jap Tjoen San, Linda | | wm | 2175 | NED | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Bottema, Tom | | | 2232 | NED | 0.50 | 1 | 0.05 | 15 | 0.75 | |
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) | | | | Essent Open | Hoogeveen | NED | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2270 | 2193 | 4.00 | 9 | 0.36 | 15 | 5.40 | |
| | Van Der Wiel, John T.h. | g | | 2501 | NED | 0.00 | 1 | -0.14 | 15 | -2.10 | | | Van Eijk, Sander | f | | 2366 | NED | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Haitsma, Anne | | | 2107 | NED | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Van De Oudeweetering, Arth | m | | 2350 | NED | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Colijn, Stefan | | | 2118 | NED | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Goudriaan, Etienne | | | 2089 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Humphrey, Jonathan | f | | 2330 | AUS | 0.50 | 1 | 0.18 | 15 | 2.70 | | | Vedder, Henk | | | 2357 | NED | 0.00 | 1 | -0.28 | 15 | -4.20 | | | De Groote, Ewoud | | | 2208 | NED | 0.50 | 1 | 0.02 | 15 | 0.30 | |
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) | | |
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