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Individual Calculations December 2017 |
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| Mirza, Diana Total change: 5.60 | |   |
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| Limerick Open 2017 | Castletroy | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1971 | 1851 | 2.50 | 5 | 0.61 | 40 | 24.40 | |
|  Foenander, Phillip | | | 1630 | IRL | 1.00 | 1 | 0.22 | 40 | 8.80 | |  O`brien, Liam | | | 1837 | IRL | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Hristodorescu, Daniel | f | | 2221 | ROU | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Tirziman, Rudolf | | | 1916 | IRL | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Valdes Escobar, Alvaro | m | | 2251 * | CHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Irish Women's Championships 2017 | Dublin | IRL | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1861 | 1851 | 1.50 | 4 | -0.47 | 40 | -18.80 | |
| | Manojlovic, Anastasija | | | 1540 | IRL | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Gora, Antonina | | | 1840 | POL | 0.00 | 1 | -0.52 | 40 | -20.80 | | | O`gorman, Alice | | | 1870 | IRL | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Miller, Ioana | | wf | 2192 | IRL | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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) | | |
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