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Rapid:
Individual Calculations August 2017 |
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| Brett, Alex I Total change: 27.20 | |   |
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| 5th DeMontford Bell Kings Place Festival Amateur | London | ENG | 2017-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1359 | 1439 | 3.00 | 3 | 1.18 | 20 | 23.60 | |
|  Kapur, Gul | | | 1259 | ENG | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Mottram, Paul | | | 1353 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Macdonald, John | | | 1466 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | |
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) | | | | Golders Green FIDE Rapid Chess Amateur July 2017 | London | ENG | 2017-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1439 | 1.50 | 2 | 0.18 | 20 | 3.60 | |
| | Buckland, David A S | | | 1186 | ENG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Ainscow, Faye | | | 1429 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | |
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