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Individual Calculations September 2018 |
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| Kesterson, Kennan Total change: 122.00 | |   |
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| 105th British Championships Under 14 | Hull | ENG | 2018-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1740 | 1639 | 3.50 | 6 | 1.27 | 40 | 50.80 | |
|  Audhora, Purba | | | 1239 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rathbone-Jones, Ifan | | | 1703 | WLS | 0.50 | 1 | 0.09 | 40 | 3.60 | |  Sivarajasingam, Venetia | | wc | 1843 | WLS | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Ratnesan, Ranesh | | | 2039 * | ENG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Guha, Chirag | | | 1912 | WLS | 0.50 | 1 | 0.33 | 40 | 13.20 | | | Sanitt, Leo | | | 1702 | ENG | 0.50 | 1 | 0.09 | 40 | 3.60 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 2050 | Hull | ENG | 2018-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 1639 | 1.00 | 3 | 0.41 | 40 | 16.40 | |
| | Walley, A Clive | | | 1880 | ENG | 0.50 | 1 | 0.30 | 40 | 12.00 | | | Gartside, Carl | | | 1828 | ENG | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Bryant, Richard B E | | | 1944 | ENG | 0.00 | 1 | -0.14 | 40 | -5.60 | |
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) | | | | 54th Berks & Bucks Chess Congress Challengers | Maidenhead | ENG | 2018-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1693 | 1639 | 3.50 | 5 | 1.37 | 40 | 54.80 | |
| | Janota, Paul S | | | 1889 | ENG | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Ratnesan, Radha | | | 1295 | ENG | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Davidson, Laura | | | 1644 | ENG | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Redmond, Michael F | | | 1691 | ENG | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Spanton, Tim R | | | 1946 | ENG | 1.00 | 1 | 0.86 | 40 | 34.40 | |
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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