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Individual Calculations September 2017 |
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| Dharmasena, Gavith Total change: 11.20 | |   |
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| 104th British Championships Under 12 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1524 | 1321 | 0.00 | 2 | -0.48 | 40 | -19.20 | |
|  Britnell, Jonathan | | | 1518 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | |  Srivastava, Arnav | | | 1530 | ENG | 0.00 | 1 | -0.23 | 40 | -9.20 | |
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) | | | | 104th British Championships Under 1750 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1665 | 1321 | 1.00 | 2 | 0.76 | 40 | 30.40 | |
| | Fernando, Manel | | | 1611 | ENG | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Ashworth, Robert M | | | 1718 | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | |
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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