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Individual Calculations December 2015 |
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| Lachat, Martin Total change: -24.20 | |   |
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| World Senior Championship 2015 - over 65 | Acqui Terme | ITA | 2015-11-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1709 | 1539 | 1.50 | 9 | -1.21 | 20 | -24.20 | |
|  Jackson, Oliver A | f | | 1939 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Blasco, Domenico | | | 1937 | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Neri, Angelo | | | 1768 | ITA | 0.00 | 1 | -0.21 | 20 | -4.20 | | | De Giorgis, Georges | | | 1639 | USA | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Filzmaier, Bruno | | | 1747 | AUT | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Tveten, Per | | | 1547 | NOR | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Olsen, Birger | | | 1615 | NOR | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Bertone, Carmelo | | | 1480 | ITA | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Acunzo, Domenico | | | 1708 | ITA | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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