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Individual Calculations March 2019 |
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| Philpin, Les Total change: 20.00 | |   |
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| 48th Dyfed Open | Fishguard | WLS | 2019-02-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1828 | 1702 | 2.00 | 4 | 0.50 | 40 | 20.00 | |
|  Richmond, Jane | | wf | 2066 | WLS | 0.00 | 1 | -0.10 | 40 | -4.00 | |  Watkins, Peter | | | 1581 | WLS | 1.00 | 1 | 0.34 | 40 | 13.60 | | | May, Frank | | | 2069 | WLS | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Orton, Paul | | | 1596 | WLS | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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) | | |
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