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Rapid:
Individual Calculations August 2014 |
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| Boumphrey, Luke S Total change: -25.60 | |   |
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| 101 British Championships – Under 2000 Rapidplay | Aberystwyth | ENG | 2014-07-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1707 | 1948 | 3.00 | 5 | -0.84 | 20 | -16.80 | |
|  Pollack, Oscar | | | 1548 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Holton, Jake | | | 1548 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Graham, William M | | | 1825 | ENG | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Ahluwalia, Amardip | | | 1652 | ENG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Van Kemenade, Rudy | | | 1964 | WLS | 0.00 | 1 | -0.48 | 20 | -9.60 | | | * 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) | | | | 101 British Championships – Open Rapidplay | Aberystwyth | ENG | 2014-07-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 1948 | 2.00 | 5 | -0.44 | 20 | -8.80 | |
| | Brown, Martin | | | 2175 | ENG | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Graham, William M | | | 1825 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Padilla Cabero, Pablo | | | 2098 | ESP | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Yiamakis, Albert | | | 1769 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Burke, Mitchell R | | | 1928 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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