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Individual Calculations March 2019 |
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| Selby, Keith Total change: -8.40 | |   |
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| CCF Winter Chess Club LP Matches Stage 7 | London | ENG | 2019-02-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1495 | 1328 | 0.50 | 3 | -0.43 | 20 | -8.60 | |
|  Zvaigzne, Janis | | | 1310 | ENG | 0.00 | 1 | -0.53 | 20 | -10.60 | |  Morgan, David H | | | 1479 | ENG | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Ito-Aramendia, Alejandro | | | 1695 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | |
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 2018-19 Stage 8 | London | ENG | 2019-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1328 | 1.00 | 3 | 0.01 | 20 | 0.20 | |
| | Clayton, David C | | | 1546 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Gold, Harry | | | 1290 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Bloom, Paul | | | 1544 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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