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Individual Calculations February 2018 |
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| Roberts, Malcolm A Total change: 11.00 | |   |
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| 2017/18 4NCL Division 3 North Rounds 3-4 | Bolton | ENG | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1838 | 1618 | 0.50 | 2 | 0.02 | 20 | 0.40 | |
|  Peck, Windsor W A | | | 1720 | ENG | 0.50 | 1 | 0.14 | 20 | 2.80 | |  Cundy, Mark A | | | 1955 | ENG | 0.00 | 1 | -0.12 | 20 | -2.40 | |
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) | | | | 17th 4NCL Congress Major | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1618 | 1.50 | 5 | 0.53 | 20 | 10.60 | |
| | Robson, Paul E | | | 1857 | ENG | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Cukovs, Oleg | | | 1906 | ENG | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Middleton, Tom | | | 1990 | ENG | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Potter, Steven | | | 1812 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Williamson, Graham Ag | | | 1801 | SCO | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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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