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Individual Calculations September 2017 |
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| Sivarajasingam, Venetia Total change: 7.60 | |   |
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| 104th British Championships Major Open | Llandudno | ENG | 2017-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1710 | 2.00 | 6 | 0.73 | 40 | 29.20 | |
|  Ifalore, Michael | | | 1911 | ENG | 1.00 | 1 | 0.76 | 40 | 30.40 | |  Miller, Dominic | | | 2103 | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Whitehead, Mark A | | | 1917 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Hughes, Gavin James | | | 1849 | ENG | 1.00 | 1 | 0.69 | 40 | 27.60 | | | Jameson, David | | | 2099 | WLS | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Graham, William M | | | 1840 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | |
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) | | | | 104th British Championships Under 12 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1503 | 1710 | 2.50 | 4 | -0.54 | 40 | -21.60 | |
| | Balouka-Myers, Raphael | | | 1414 | ENG | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Hammond, Benjamin | | | 1505 | ENG | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Saidmurodov, Shahjahon | | | 1505 | ENG | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Jamroz, Viktor | | | 1587 | ENG | 1.00 | 1 | 0.33 | 40 | 13.20 | |
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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