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Individual Calculations July 2023 |
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| Sturua, Zurab Total change: -4.30 | |   |
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| European Senior Chess Championship 2023 over 50 - Open | Acqui Terme | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2288 | 2518 | 6.50 | 9 | -0.43 | 10 | -4.30 | |
|  Zaninotto, Franco | f | | 2118 * | ITA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Molina, Fabrizio | f | | 2131 | ITA | 1.00 | 1 | 0.09 | 10 | 0.90 | | | Mrva, Martin | g | | 2353 | SVK | 0.50 | 1 | -0.22 | 10 | -2.20 | | | Katzir, Moshe | c | | 2150 | ISR | 1.00 | 1 | 0.10 | 10 | 1.00 | | | Arkell, Keith C | g | | 2390 | ENG | 1.00 | 1 | 0.33 | 10 | 3.30 | | | Bellia, Fabrizio | m | | 2393 | ITA | 0.50 | 1 | -0.17 | 10 | -1.70 | | | Atalik, Suat | g | | 2441 | SRB | 0.50 | 1 | -0.11 | 10 | -1.10 | | | Dishman, Stephen | f | | 2259 | ENG | 0.50 | 1 | -0.32 | 10 | -3.20 | | | Lacasa Diaz, Jose Antonio | m | | 2359 | ESP | 0.50 | 1 | -0.21 | 10 | -2.10 | | | * 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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