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Rapid:
Individual Calculations February 2017 |
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| Howes, David J Total change: -12.00 | |   |
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| CCF CHESS CLUB WINTER RAPID PLAY CHAMPIONSHIPS 2016-17 JANUARY | London | ENG | 2017-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1391 | 1535 | 1.50 | 2 | 0.15 | 20 | 3.00 | |
|  Coomber, George Cw | | | 1529 | ENG | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Collins, Michael E | | | 1253 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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 FIDE RAPID PLAY OPEN 2017 | London | ENG | 2017-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1699 | 1535 | 0.50 | 4 | -0.75 | 20 | -15.00 | |
| | Tucker, David S | | | 1935 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Britnell, Jonathan | | | 1456 | ENG | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Foley, Phil T | | | 1704 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Bovtramovics, Vladimirs | | | 1699 | LAT | 0.00 | 1 | -0.28 | 20 | -5.60 | | | * 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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