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Individual Calculations December 2017 |
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| Healy, John Total change: -12.60 | |   |
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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 |
| 2313 | 1914 | 0.00 | 2 | -0.16 | 20 | -3.20 | |
|  Brady, Stephen | f | | 2314 * | IRL | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Daly, Colm | f | | 2311 | IRL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | Armstrong Cup 2017-18 Rounds 3-4 | Various | IRL | 2017-10-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2143 | 1914 | 0.00 | 2 | -0.47 | 20 | -9.40 | |
| | Mueller, Reinhold | f | | 2269 | GER | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Fox, Anthony | | | 2016 | IRL | 0.00 | 1 | -0.36 | 20 | -7.20 | |
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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