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Individual Calculations February 2017 |
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| Selby, Keith Total change: -8.80 | |   |
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| CCF CHESS CLUB DICKY WHITE CLUB TOURNAMENT 2016-17 JANUARY A | London | ENG | 2017-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1328 | 0.50 | 3 | -0.51 | 20 | -10.20 | |
|  Johnson, Elizabeth | | | 1399 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Elliott, Judah P | | | 1355 | ENG | 0.00 | 1 | -0.46 | 20 | -9.20 | |  Bloom, Paul | | | 1626 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | |
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 CLUB 2016-17 JANUARY | London | ENG | 2017-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1556 | 1328 | 0.50 | 2 | 0.07 | 20 | 1.40 | |
| | Clayton, David C | | | 1589 | ENG | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Vaughan, John | | | 1522 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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