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Individual Calculations March 2020 |
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| Haigh, Tony Total change: -1.00 | |   |
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| 49th Dyfed Open | Fishguard | WLS | 2020-02-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1773 | 2.00 | 5 | -0.05 | 20 | -1.00 | |
|  Williams, A. Howard | f | | 2173 * | WLS | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Greatorex, Roger | | | 1735 | ENG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Orton, Paul | | | 1580 | WLS | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Waddington, Mike P | f | | 2046 | ENG | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Marin Marin, Francisco Javier | | | 1776 | ESP | 0.00 | 1 | -0.50 | 20 | -10.00 | | | * 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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