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Individual Calculations September 2018 |
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| Collins, Peter M Total change: -32.80 | |   |
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| 105th British Championships Over 65 | Hull | ENG | 2018-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1769 | 1901 | 3.00 | 7 | -1.64 | 20 | -32.80 | |
|  Jackson, Oliver A | f | | 2143 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | |  McDonald, Ian | | | 1726 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Cresswell, Mike J | | | 1692 | ENG | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Walkowiak, Adam | | | 1702 | SCO | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Procter, Colin S | | | 1780 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Mitchell, Robert | | | 1527 | NZL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Fisher, C Phillip | | | 1815 | ENG | 0.50 | 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) | | |
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