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Individual Calculations December 2017 |
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| Miller, Ioana Total change: 6.80 | |   |
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| Armstrong Cup 2017-18 Rounds 1-2 | Various | IRL | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2449 | 2192 | 0.00 | 1 | -0.18 | 20 | -3.60 | |
|  Collins, Sam E. | m | | 2449 | IRL | 0.00 | 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) | | | | Irish Women's Championships 2017 | Dublin | IRL | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 2192 | 5.00 | 5 | 0.52 | 20 | 10.40 | |
|  Ryder, Kynesha | | | 1792 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Gora, Antonina | | | 1840 | POL | 1.00 | 1 | 0.11 | 20 | 2.20 | | | O`gorman, Alice | | | 1870 | IRL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Barry, Suzanne | | | 1792 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mirza, Diana | | wf | 1851 | IRL | 1.00 | 1 | 0.12 | 20 | 2.40 | | | * 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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