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Individual Calculations May 2018 |
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| O`hanlon, Pat Total change: 23.60 | |   |
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| Armstrong Cup 2017-18 Rounds 9-10 | Various | IRL | 2018-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1824 | 1588 | 1.00 | 2 | 0.59 | 40 | 23.60 | |
|  Rufli, Trevor | | | 1869 | IRL | 0.50 | 1 | 0.34 | 40 | 13.60 | |  Gibson, John F. | | | 1778 | IRL | 0.50 | 1 | 0.25 | 40 | 10.00 | |
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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