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Individual Calculations March 2018 |
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| Selby, Keith Total change: -24.00 | |   |
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| CCF WINTER CHESS 2017-18 LONGPLAY JANUARY 2018 B | London | ENG | 2018-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1383 | 0.00 | 1 | -0.22 | 20 | -4.40 | |
|  Thatte, Nishchal | | | 1607 | 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) | | | | CCF DAYTIME CHESS 2017-18 JANUARY 2018 B | London | ENG | 2018-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1533 | 1383 | 0.00 | 1 | -0.30 | 20 | -6.00 | |
|  Vaughan, John | | | 1533 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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 2017-18 FEBRUARY 2018 A | Coulsdon | ENG | 2018-02-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1331 | 1391 | 1.50 | 2 | 0.36 | 20 | 7.20 | |
| | Miles, Barry S | | | 1509 | ENG | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Braithwaite, Paul | | | 1152 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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 WINTER CHESS 2017-18 LONG PLAY RESULTS FEBRUARY 2018 A | Coulsdon | ENG | 2018-02-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1391 | 0.50 | 3 | -1.04 | 20 | -20.80 | |
| | Kane, Frank G | | | 1685 | ENG | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Lam, Kai | | | 1216 | ENG | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Fernando, Darshan H | | | 1276 | ENG | 0.50 | 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) | | |
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