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Individual Calculations January 2018 |
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| Johnson, Elizabeth Total change: 47.20 | |   |
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| CCF WINTER CHESS 2017-18 LONG PLAY DECEMBER 2017 | London | ENG | 2017-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1369 | 2.00 | 3 | 1.04 | 40 | 41.60 | |
|  Shenbagakumar, Gautham | | | 1561 | ENG | 1.00 | 1 | 0.75 | 40 | 30.00 | |  Selby, Keith | | | 1397 | ENG | 1.00 | 1 | 0.54 | 40 | 21.60 | | | Bloom, Paul | | | 1561 | ENG | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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 CHRISTMAS LONG PLAY CONGRESS - MAJOR | London | ENG | 2017-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1369 | 1.50 | 3 | 0.14 | 40 | 5.60 | |
| | Couchman, Andrew A | | | 1169 | ENG | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Miles, Barry S | | | 1511 | ENG | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Wallis, David | | | 1527 | ENG | 0.50 | 1 | 0.21 | 40 | 8.40 | |
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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