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Individual Calculations December 2018 |
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| Keohane, Ben Total change: 24.80 | |   |
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| 67th Hampstead Weekend Congress Under 2200 | London | ENG | 2018-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1841 | 1987 | 4.00 | 4 | 1.24 | 20 | 24.80 | |
|  Covey, Jason | | | 1758 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Rubeck, Jonathan | | | 1813 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Matei, Ciprian | | | 1874 | ROU | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Tombolis, Christopher | | | 1920 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | |
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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