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Individual Calculations March 2018 |
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| Collins, Michael E Total change: 22.60 | |   |
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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 |
| 1420 | 1231 | 1.00 | 1 | 0.75 | 20 | 15.00 | |
|  Beukes, Joshua | | | 1420 | ENG | 1.00 | 1 | 0.75 | 20 | 15.00 | |
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 |
| 1189 | 1220 | 2.00 | 3 | 0.38 | 20 | 7.60 | |
|  Khare, Shivank | | | 1189 | ENG | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Rance, Anton | | | 1212 | ENG | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Couchman, Andrew A | | | 1167 | ENG | 0.50 | 1 | -0.07 | 20 | -1.40 | |
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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