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Individual Calculations September 2017 |
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| Morris, Gareth L Total change: 0.80 | |   |
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| 104th British Championships Over 50 | Llandudno | ENG | 2017-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1979 | 2062 | 3.50 | 7 | -0.74 | 20 | -14.80 | |
|  Kennedy, Craig | | | 1855 | SCO | 0.50 | 1 | -0.27 | 20 | -5.40 | |  Fallowfield, Nicholas | | | 1901 | ENG | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Chandler, Cliff R | | | 2269 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Shepherd, David | | | 1924 | ENG | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Towers, Nigel S | | | 1795 | ENG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lowick Higgie, Charles | | | 1918 | WLS | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Brooks, Phil J | | | 2191 | ENG | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | Steve Boniface Memorial Congress 2017 | Bristol | ENG | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2109 | 2062 | 2.50 | 4 | 0.78 | 20 | 15.60 | |
| | Magrini, Fabrizio | | | 2278 | ITA | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Reznak, Attila | | | 2283 | HUN | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Brown, Geoffrey M | | | 1772 | ENG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Bicknell, Carl | | | 2103 | ENG | 0.50 | 1 | 0.06 | 20 | 1.20 | |
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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