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Individual Calculations April 2020 |
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| Petursson, Margeir Total change: 9.10 | |   |
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| World Senior Team Chess Championship 2020 - Open 50 plus | Prague | CZE | 2020-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2377 | 2466 | 4.50 | 6 | 0.91 | 10 | 9.10 | |
|  Malinovsky, Petr | | | 2101 | CZE | 1.00 | 1 | 0.10 | 10 | 1.00 | |  Vltavsky, Vladimir | | | 2212 | CZE | 1.00 | 1 | 0.19 | 10 | 1.90 | | | Cummings, David H. | m | | 2342 | CAN | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Hracek, Zbynek | g | | 2572 | CZE | 0.50 | 1 | 0.14 | 10 | 1.40 | | | Ftacnik, Lubomir | g | | 2513 | SVK | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Shabalov, Alexander | g | | 2524 | USA | 0.50 | 1 | 0.08 | 10 | 0.80 | |
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) | | |
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