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Individual Calculations September 2023 |
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| Ghitza, Elena Total change: 9.80 | |   |
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| Swieqi Chess League 2023 - Division 1 2023 Rounds 5-6 | St. Julian's | MLT | 2023-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1706 | 1714 | 1.00 | 1 | 0.49 | 20 | 9.80 | |
|  Psaila, Mario | | | 1706 | MLT | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | Weekend Classics - August Open 2023 | St. Julian's | MLT | 2023-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1704 | 1.50 | 3 | 0.00 | 20 | 0.00 | |
| | Zerafa, Robert | c | | 2075 | MLT | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Kosik, Vince | | | 1304 * | HUN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Psaila, Mario | | | 1717 | MLT | 0.50 | 1 | 0.02 | 20 | 0.40 | | | * 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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