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Individual Calculations March 2017 |
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| Jones, Dewi Total change: -21.60 | |   |
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| 46th Dyfed Open 2017 | Fishguard | WLS | 2017-02-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1808 | 1534 | 0.00 | 3 | -0.54 | 40 | -21.60 | |
|  Bevan, Peter M | | | 1917 | WLS | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Philpin, Les | | | 1719 | WLS | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Whale, Michael | | | 1788 | WLS | 0.00 | 1 | -0.19 | 40 | -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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