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Individual Calculations December 2017 |
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| Quinn, Mark Total change: -1.50 | |   |
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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 |
| 2131 | 2389 | 1.00 | 1 | 0.18 | 10 | 1.80 | |
|  Waters, Michael | | | 2131 | IRL | 1.00 | 1 | 0.18 | 10 | 1.80 | |
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) | | | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2229 | 2389 | 1.00 | 2 | -0.33 | 10 | -3.30 | |
|  Fox, Anthony | | | 2016 | IRL | 0.50 | 1 | -0.40 | 10 | -4.00 | | | Collins, Sam E. | m | | 2441 | IRL | 0.50 | 1 | 0.07 | 10 | 0.70 | |
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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