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Individual Calculations March 2018 |
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| Haigh, Tony Total change: -1.00 | |   |
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| 47th Dyfed Open | Goodwick | WLS | 2018-02-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1683 | 1799 | 2.50 | 4 | -0.05 | 20 | -1.00 | |
|  Jones, Dewi | | | 1512 | WLS | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Jansen Van Rensburg, Leon | | | 1528 | WLS | 1.00 | 1 | 0.17 | 20 | 3.40 | |  French, Max | | | 1997 | ENG | 0.00 | 1 | -0.24 | 20 | -4.80 | | | Francis, Matthew | | | 1694 | WLS | 1.00 | 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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