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Individual Calculations September 2018 |
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| Zigmond, Andrew Total change: 51.60 | |   |
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| 105th British Championships Weekend Under 1825 | Hull | ENG | 2018-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1696 | 1539 | 3.00 | 4 | 1.82 | 40 | 72.80 | |
|  O Gorman, Brendan | | | 1734 | ENG | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Ramaiya, Arushi | | | 1676 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Wong, Cheuk Nam | | | 1667 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Desmedt, Richard | | | 1707 | ENG | 1.00 | 1 | 0.72 | 40 | 28.80 | |
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) | | | | 105th British Championships Under 1750 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1536 | 1539 | 2.00 | 5 | -0.53 | 40 | -21.20 | |
| | O`brien, Paul W | | | 1684 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Anilkumar, Anantha P P | | | 1347 | ENG | 1.00 | 1 | 0.25 | 40 | 10.00 | | | O Gorman, Brendan | | | 1734 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | | | White, Nigel | | | 1405 | ENG | 0.50 | 1 | -0.18 | 40 | -7.20 | | | Gogna, Avi | | | 1512 | ENG | 0.50 | 1 | -0.04 | 40 | -1.60 | |
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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