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Individual Calculations September 2019 |
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| Whelan, Niall P. Total change: -40.40 | |   |
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| The Irish Championships 2019: Challenger | Dublin | IRL | 2019-08-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1293 | 1579 | 0.00 | 2 | -1.65 | 20 | -33.00 | |
|  Fitzpatrick, Kevin | | | 1407 | IRL | 0.00 | 1 | -0.73 | 20 | -14.60 | |  Grant, David | | | 1179 * | IRL | 0.00 | 1 | -0.92 | 20 | -18.40 | | | * 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) | | | | The Irish Championships 2019: Open Weekender | Dublin | IRL | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1605 | 1579 | 1.50 | 4 | -0.37 | 20 | -7.40 | |
| | Lohan, Martin | | | 1773 | IRL | 0.00 | 1 | -0.25 | 20 | -5.00 | | | O`laoide, Liam | | | 1629 | IRL | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Kirulis, Edgars | | | 1571 | IRL | 0.50 | 1 | -0.01 | 20 | -0.20 | | | Renji, Rafael Ninan | | | 1446 | IRL | 0.50 | 1 | -0.18 | 20 | -3.60 | |
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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