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Individual Calculations October 2018 |
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| Boztas, Lana Total change: -18.00 | |   |
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| CCF Winter Chess Club LP Matches Stage 1 | London | ENG | 2018-09-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1279 | 1454 | 2.00 | 2 | 0.55 | 20 | 11.00 | |
|  Thatte, Nilesh | | | 1240 | ENG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Johnson, Stephen G | | | 1317 | 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) | | | | CCF Late Summer LP Congress Open | London | ENG | 2018-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1454 | 0.00 | 1 | -0.28 | 20 | -5.60 | |
|  Roebuck, Derek J | | | 1618 | AUS | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | CCF Late Summer LP Congress Major | London | ENG | 2018-09-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1454 | 1.50 | 4 | -1.17 | 20 | -23.40 | |
| | Chaban, Roxolana | | | 1207 | ENG | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Gliddon, Daniel J | | | 1398 | ENG | 0.50 | 1 | -0.08 | 20 | -1.60 | | | Faulkner, Adam | | | 1321 | ENG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Levey, Steve | | | 1382 | ENG | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | |
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