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Individual Calculations September 2016 |
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| James, Geoffrey H Total change: -3.20 | |   |
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| 103rd British Championships Over 65 | Bournemouth | ENG | 2016-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 2203 | 5.00 | 7 | -0.16 | 20 | -3.20 | |
|  Collins, Peter M | | | 1964 | ENG | 1.00 | 1 | 0.20 | 20 | 4.00 | |  Footner, Andrew F | | | 1952 | ENG | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Bimpson, Tom | | | 2066 | ENG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Pickersgill, Adrian O | | | 2000 | ENG | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Reuben, Stewart | c | | 2033 | ENG | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Habershon, Paul F | | | 2019 | ENG | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Surtees, Mike J | | | 2093 | ENG | 1.00 | 1 | 0.35 | 20 | 7.00 | |
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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