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Individual Calculations March 2018 |
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| Stoneman, Ian D Total change: 1.40 | |   |
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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 |
| 1294 | 1430 | 1.00 | 1 | 0.32 | 20 | 6.40 | |
|  Zamba, Vitah | | | 1294 | NGR | 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) | | | | 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 |
| 1383 | 1443 | 1.50 | 3 | -0.25 | 20 | -5.00 | |
|  Elliott, Judah P | | | 1374 | CAN | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Zvaigzne, Janis | | | 1318 | ENG | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Boztas, Lana | | | 1458 | ENG | 0.00 | 1 | -0.48 | 20 | -9.60 | |
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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