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Individual Calculations March 2018 |
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| Cassidy, John Total change: -4.20 | |   |
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| Heidenfeld Trophy 2017-18 Rounds 5-6 | Various | IRL | 2017-11-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1885 | 1.50 | 2 | 0.09 | 20 | 1.80 | |
|  Carroll, Peter | | | 1826 | IRL | 0.50 | 1 | -0.08 | 20 | -1.60 | |  Donohoe, Eugene | | | 1616 | IRL | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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) | | | | Munster League 2017 Rounds 8-9 | Various | IRL | 2018-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1850 | 0.50 | 1 | -0.30 | 20 | -6.00 | |
| | O`brien, Ray | | | 1611 | IRL | 0.50 | 1 | -0.30 | 20 | -6.00 | |
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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