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Individual Calculations December 2017 |
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| Boyle, Bernard Total change: -16.20 | |   |
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| Heidenfeld Trophy 2017-18 Rounds 1-2 | Various | IRL | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1902 | 0.00 | 2 | -0.81 | 20 | -16.20 | |
|  Cassidy, Paul | | | 1951 | IRL | 0.00 | 1 | -0.43 | 20 | -8.60 | |  McMorrow, John | | | 1989 | IRL | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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) | | |
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