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Individual Calculations April 2018 |
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| Hall, David G Total change: 35.60 | |   |
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| Perth Congress 2018 Over-1500, Under-1900 | Perth | SCO | 2018-02-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1717 | 1666 | 3.50 | 4 | 1.78 | 20 | 35.60 | |
|  Borras Carbonell, Adria | | | 1796 | ESP | 1.00 | 1 | 0.68 | 20 | 13.60 | |  Roth, Michael J | | | 1584 | SCO | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Carter, Richard G | | | 1772 | SCO | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Clinton, William | | | 1717 | SCO | 1.00 | 1 | 0.57 | 20 | 11.40 | |
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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