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Individual Calculations December 2017 |
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| Bobbia, Mario Total change: -43.80 | |   |
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| World Senior Championship 2017 over 65 | Acqui Terme | ITA | 2017-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1778 | 1834 | 4.00 | 11 | -2.19 | 20 | -43.80 | |
|  Harestad, Thor Geir | f | | 2205 | NOR | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Vyslysel, Roberto | | | 1434 * | ITA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Jansson, Helge | | | 1592 | NOR | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Dvorsky, David | | | 1434 * | ISR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mayer, Roland | | | 2064 | GER | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Pitzl, Konstantinos | | | 2033 | AUT | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Nickel, Arno | | | 2125 | GER | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Scarpellini, Felice | | | 1563 | ITA | 0.50 | 1 | -0.33 | 20 | -6.60 | | | Acunzo, Domenico | | | 1666 | ITA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Natoli, Domenico | | | 1698 | ITA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Nespor, Ivan | | | 1748 | CZE | 0.50 | 1 | -0.12 | 20 | -2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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