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Individual Calculations December 2023 |
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| O`brien, Kieran Total change: -4.80 | |   |
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| The Limerick Open 2023 | Ennis | IRL | 2023-11-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1803 | 2.50 | 4 | -0.24 | 20 | -4.80 | |
|  Tonita, Mark David | | | 1403 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Putar, Leon | | | 1935 | IRL | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Loughran, John | | | 1597 | IRL | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Govindaraju, Darun | | | 1616 | IRL | 0.50 | 1 | -0.24 | 20 | -4.80 | | | * 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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