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Individual Calculations March 2017 |
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| Probert, Malcolm Total change: -5.80 | |   |
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| 46th Dyfed Open 2017 | Fishguard | WLS | 2017-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1742 | 1598 | 1.00 | 4 | -0.29 | 20 | -5.80 | |
|  May, Adam J | | | 1922 | WLS | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Jones, Martin C | | | 1733 | WLS | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Jones, Huw | | | 1707 | WLS | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Di-Vetta, Andrew | | | 1604 | WLS | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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) | | |
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