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Individual Calculations July 2023 |
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| Arkell, Keith C Total change: 4.90 | |   |
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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 |
| 2246 | 2390 | 6.50 | 9 | 0.49 | 10 | 4.90 | |
|  Dube, Dimitri | | | 1982 | FRA | 1.00 | 1 | 0.08 | 10 | 0.80 | |  Nelis, Jean-Francois | | | 2094 | MNC | 1.00 | 1 | 0.15 | 10 | 1.50 | | | Berend, Fred | m | | 2257 | LUX | 1.00 | 1 | 0.32 | 10 | 3.20 | | | Bellia, Fabrizio | m | | 2393 | ITA | 0.50 | 1 | 0.00 | 10 | 0.00 | | | Sturua, Zurab | g | | 2518 | GEO | 0.00 | 1 | -0.33 | 10 | -3.30 | | | Lasinskas, Povilas | f | | 2131 | LTU | 1.00 | 1 | 0.18 | 10 | 1.80 | | | De Santis, Alessio | f | | 2117 | ITA | 0.50 | 1 | -0.33 | 10 | -3.30 | | | Atalik, Suat | g | | 2441 | SRB | 0.50 | 1 | 0.07 | 10 | 0.70 | | | Sigfusson, Sigurdur | f | | 2279 | ISL | 1.00 | 1 | 0.35 | 10 | 3.50 | |
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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