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Individual Calculations September 2019 |
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| Roberts, Malcolm A Total change: -9.80 | |   |
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| 106th British Championships Under 1900 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1620 | 1.50 | 5 | -0.49 | 20 | -9.80 | |
|  Ramage, Colin R | | | 1798 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Georgiou, George | | | 1742 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |  Woolacott, Rob | | | 1492 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Gartside, Carl | | | 1776 | ENG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Clare, Steve | | | 1668 | ENG | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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