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Individual Calculations April 2018 |
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| Selby, Keith Total change: 25.80 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY RESULTS FEBRUARY 2018 B | Coulsdon | ENG | 2018-02-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1391 | 1.00 | 1 | 0.54 | 20 | 10.80 | |
|  Barnes, Daniel N | | | 1422 | ENG | 1.00 | 1 | 0.54 | 20 | 10.80 | |
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 MARCH 2018 A | London | ENG | 2018-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1269 | 1367 | 2.00 | 3 | 0.10 | 20 | 2.00 | |
|  Meaton, Arthur H | | | 1248 | ENG | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Charles, Gregory M | | | 1286 | ENG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Woolley, Michael P | | | 1273 | ENG | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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 WINTER CHESS 2017-18 LONG PLAY RESULTS MARCH 2018 | London | ENG | 2018-03-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1303 | 1367 | 3.00 | 4 | 0.65 | 20 | 13.00 | |
| | Aravinthan, Nivjesh | | | 1258 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Khan, A Qaiyum | | | 1399 | ENG | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Zvaigzne, Janis | | | 1323 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | | | Rance, Anton | | | 1232 | ENG | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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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