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Individual Calculations September 2017 |
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| Nayak, Raghav Total change: 168.00 | |   |
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| 104th British Championships Under 16 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1947 | 1737 | 4.00 | 7 | 2.30 | 40 | 92.00 | |
|  Jayawarna, Nugith | | | 2054 | ENG | 1.00 | 1 | 0.87 | 40 | 34.80 | |  Ifalore, Michael | | | 1911 | ENG | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Boswell, Jacob Connor | | | 1914 | ENG | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Camp, Imogen Al | | wc | 1802 | WLS | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Miller, Dominic | | | 2103 | ENG | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Pollack, Oscar | | | 1871 | ENG | 0.00 | 1 | -0.32 | 40 | -12.80 | | | Haridas, Girinath | | | 1977 | ENG | 0.50 | 1 | 0.30 | 40 | 12.00 | |
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 2050 | Llandudno | ENG | 2017-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1896 | 1737 | 3.00 | 5 | 1.52 | 40 | 60.80 | |
| | Slinger, Aj (tony) | | | 1899 | ENG | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Gartside, Carl | | | 1863 | ENG | 1.00 | 1 | 0.67 | 40 | 26.80 | | | McCarthy, Damian | | | 1847 | ENG | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Wells, Jonathan C | | | 2037 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Ramage, Colin R | | | 1836 | ENG | 1.00 | 1 | 0.64 | 40 | 25.60 | |
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) | | | | 53rd Berks & Bucks Chess Congress Challengers | Maidenhead | ENG | 2017-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1741 | 2.50 | 4 | 0.38 | 40 | 15.20 | |
| | Dunkley, Michael | | | 1809 | ENG | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Varney, Daniel | | | 1648 | ENG | 0.00 | 1 | -0.63 | 40 | -25.20 | | | Watson, Mikey J | | | 1724 | ENG | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Watson, Darrell A | | | 1695 | ENG | 1.00 | 1 | 0.44 | 40 | 17.60 | |
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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