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Individual Calculations March 2019 |
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| Emery, Keith Total change: -17.60 | |   |
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| Perth Congress 2019 - Open | Perth | SCO | 2019-02-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1911 | 1874 | 0.50 | 3 | -0.88 | 20 | -17.60 | |
|  Roberts, Paul | c | | 2142 | SCO | 0.00 | 1 | -0.17 | 20 | -3.40 | |  Carter, Richard | | | 1829 | SCO | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Dawson, Euan | | | 1762 | SCO | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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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