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Individual Calculations March 2019 |
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| Allan, Brian W Total change: -6.20 | |   |
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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 |
| 1594 | 1637 | 2.00 | 4 | -0.14 | 20 | -2.80 | |
|  Jackson, Paul G | | | 1799 | ENG | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Desai, Nilomi | | | 1463 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Edwards, Nicholas L | | | 1878 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |  De Almeida, Elan | | | 1237 * | ENG | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | CCF Daytime Chess Club 2018-19 Stage 8 | London | ENG | 2019-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1637 | 2.50 | 4 | -0.17 | 20 | -3.40 | |
| | Vaughan, John | | | 1553 | ENG | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Miles, Barry S | | | 1505 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Khan, A Qaiyum | | | 1380 | ENG | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Sonnis, Steve | | | 1604 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | |
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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