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Individual Calculations April 2018 |
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| Vaughan, John Total change: 14.80 | |   |
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| CCF WINTER CHESS 2017-18 RAPID PLAY RESULTS FEBRUARY 2018 B | Coulsdon | ENG | 2018-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1281 | 1540 | 1.00 | 1 | 0.18 | 20 | 3.60 | |
|  Charles, Gregory M | | | 1281 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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) | | | | CCF DAYTIME CHESS 2017-18 MARCH 2018 A | London | ENG | 2018-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1548 | 2.00 | 2 | 0.56 | 20 | 11.20 | |
|  Miles, Barry S | | | 1493 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Gold, Harry | | | 1242 | ENG | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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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