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Individual Calculations June 2023 |
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| Josse, Mark Total change: 5.60 | |   |
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| 2022/23 4NCL Division 2 Rounds 9-11 | Milton Keynes | ENG | 2023-04-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2114 | 2160 | 2.00 | 3 | 0.32 | 20 | 6.40 | |
|  Merriman, James | | | 2049 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Brett, Andrew R | | | 2085 | ENG | 0.50 | 1 | -0.10 | 20 | -2.00 | | | McKay, Roderick M | m | | 2207 | SCO | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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) | | | | English Seniors Championships 2023 - Over 50 | Leamington Spa | ENG | 2023-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2089 | 2160 | 4.00 | 7 | -0.04 | 20 | -0.80 | |
| | Chantrell, Paul | | | 1760 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Arkell, Keith C | g | | 2390 | ENG | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Wells, Peter K | g | | 2356 | ENG | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Alldritt, Nigel R E | | | 1954 | ENG | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Crocker, Philip J | | | 2148 | ENG | 0.00 | 1 | -0.52 | 20 | -10.40 | | | McMahon, Paul | | | 1898 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Henderson, David | | | 2116 | ENG | 0.50 | 1 | -0.06 | 20 | -1.20 | | | * 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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