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Individual Calculations January 2009 |
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| Akotchik, Viktor Total change: 16.35 | |   |
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| 2A - r 1-3 - Dutch Team Competition | Various | NED | 2008-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 2130 | 1.00 | 3 | -0.02 | 15 | -0.30 | |
|  Mijnheer, Peter | | | 2191 | NED | 1.00 | 1 | 0.58 | 15 | 8.70 | |  Thiel, Thomas | f | | 2286 | GER | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Fischbach, Harald | | | 2268 | GER | 0.00 | 1 | -0.31 | 15 | -4.65 | |
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) | | | | Essent Open | Hoogeveen | NED | 2008-10-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2225 | 2128 | 4.50 | 9 | 1.11 | 15 | 16.65 | |
| | Kaplan, Sasha | m | | 2425 | ISR | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Kuipers, Stefan | f | | 2292 | NED | 0.00 | 1 | -0.28 | 15 | -4.20 | | | De Groote, Ewoud | | | 2208 | NED | 0.00 | 1 | -0.39 | 15 | -5.85 | | | Van Der Velde, Wytse | | | 1978 | NED | 1.00 | 1 | 0.30 | 15 | 4.50 | | | De Jong, Migchiel | f | | 2349 | NED | 0.00 | 1 | -0.22 | 15 | -3.30 | | | Archangelsky, Mikhail | m | | 2276 | RUS | 1.00 | 1 | 0.70 | 15 | 10.50 | | | Mostertman, Milan | | | 2034 | NED | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Hovenga, Alje | | | 2253 | NED | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Dal Borgo, Albin | | | 2210 | BEL | 1.00 | 1 | 0.61 | 15 | 9.15 | |
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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