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Individual Calculations May 2019 |
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| Jackson, Carl Total change: -21.20 | |   |
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| LCU Armstrong Cup 2018-19 Rounds 9-10 | Dublin | IRL | 2019-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1999 | 2145 | 0.50 | 2 | -0.88 | 20 | -17.60 | |
|  McHugh, Kevin | | | 2067 | IRL | 0.00 | 1 | -0.61 | 20 | -12.20 | |  Smith, Derek | | | 1930 | IRL | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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 National Club Championship 2019 | Dublin | IRL | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 2136 | 1.50 | 2 | -0.18 | 20 | -3.60 | |
| | O`gorman, Alice | | | 1938 | IRL | 0.50 | 1 | -0.26 | 20 | -5.20 | | | O`neill, Thomas | | | 1736 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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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