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Individual Calculations February 2018 |
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| Ackley, Peter Je Total change: -8.40 | |   |
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| 2018/19 4NCL Div 1 Rounds 3-4 | Solihull | ENG | 2018-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2066 | 2032 | 1.50 | 2 | 0.59 | 20 | 11.80 | |
|  Murphy, Hugh W | | | 2113 | ENG | 0.50 | 1 | 0.11 | 20 | 2.20 | |  Varney, Zoe | | | 2019 | ENG | 1.00 | 1 | 0.48 | 20 | 9.60 | |
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) | | | | 17th 4NCL Congress Open | Harrogate | ENG | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 2032 | 2.00 | 5 | -1.01 | 20 | -20.20 | |
| | Adair, James R | m | | 2432 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Rushbrooke, Remy | | | 1834 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Han, Yichen | | | 1913 | NED | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Niedbal, Piotr | | | 1877 | POL | 0.00 | 1 | -0.71 | 20 | -14.20 | | | Somton, Anita | | | 1790 | ENG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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