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Individual Calculations September 2015 |
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| Willow, Jonah B Total change: 46.80 | |   |
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| 102nd British Chess Championship | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2083 | 1918 | 4.50 | 11 | 1.31 | 40 | 52.40 | |
|  Hill, Alistair | | | 2159 | ENG | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Burnett, Jim | | | 2091 | ENG | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Beckett, Chris J | | | 2160 | ENG | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Waters, Clive L | | | 2147 | ENG | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Kalavannan, Koby | | | 2178 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Menadue, Jeremy F S | | | 2042 | ENG | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Page, Mark E | | | 2096 | ENG | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Jarmany, John | | | 2036 | ENG | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Peacock, Malcolm R | | | 2123 | ENG | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Rice, Chris B | | | 2015 | ENG | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Shepherd, Katherine M | | | 1864 | ENG | 1.00 | 1 | 0.42 | 40 | 16.80 | |
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) | | | | 102nd British Chess Championships Under 13 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1710 | 1918 | 3.50 | 5 | -0.14 | 40 | -5.60 | |
| | Balouka Myers, Reuben | | | 1558 | ENG | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Daniel, Sharon | | | 1518 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Kumaresan, Darshan | | | 1577 | ENG | 0.50 | 1 | -0.38 | 40 | -15.20 | | | Jayawarna, Nugith | | | 1720 | ENG | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Kalavannan, Koby | | | 2178 | ENG | 0.50 | 1 | 0.32 | 40 | 12.80 | | | * 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) | | |
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