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Individual Calculations May 2019 |
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| Allan, Brian W Total change: -17.60 | |   |
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| CCF Winter Chess Club LP Matches Stage 9 | London | ENG | 2019-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1619 | 1628 | 1.00 | 2 | -0.02 | 20 | -0.40 | |
|  Morgan, David H | | | 1436 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Darville, Matt | | | 1801 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | CCF Daytime Chess Club 2018-19 Stage 10 | London | ENG | 2019-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1365 | 1628 | 1.50 | 3 | -0.86 | 20 | -17.20 | |
| | Meaton, Arthur H | | | 1228 * | ENG | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Aburrow, John A | | | 1269 | ENG | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Norman, Nigel | | | 1597 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | * 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) | | |
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