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Individual Calculations February 2020 |
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| Divilly, Paddy Total change: 13.40 | |   |
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| The Irish over 50 and over 65 Championships 2020 | Dublin | IRL | 2020-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1777 | 1487 | 1.50 | 5 | 0.67 | 20 | 13.40 | |
|  Reynolds, Pat | | | 1887 * | IRL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Deneher, Jimmy | | | 1740 | IRL | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Ui Laighleis, Gearoidin | | wc | 1763 | IRL | 1.00 | 1 | 0.83 | 20 | 16.60 | | | Gibson, John F. | | | 1841 | IRL | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Lynch, Peter J. | | | 1653 | IRL | 0.50 | 1 | 0.22 | 20 | 4.40 | | | * 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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