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Individual Calculations December 2017 |
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| Johnson, Stephen G Total change: 3.00 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY OCTOBER 2017 B | London | ENG | 2017-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1180 | 1301 | 1.00 | 1 | 0.34 | 20 | 6.80 | |
|  Beukes, Samuel | | | 1180 | ENG | 1.00 | 1 | 0.34 | 20 | 6.80 | |
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 WINTER CHESS 2017-18 LONG PLAY NOVEMBER 2017 | London | ENG | 2017-11-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1173 | 1352 | 2.00 | 3 | -0.19 | 20 | -3.80 | |
|  Velayudham, Suriya | | | 1081 | ENG | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Lohia, Sohum | | | 1239 | ENG | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Khare, Shivank | | | 1198 | ENG | 0.50 | 1 | -0.21 | 20 | -4.20 | |
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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