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Individual Calculations July 2019 |
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| Brown, Geoffrey M Total change: 6.60 | |   |
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| East Anglian Chess Union Congress Open 2019 | Newmarket | ENG | 2019-05-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1834 | 1.50 | 5 | 0.33 | 20 | 6.60 | |
|  Hutchinson, Norman A | | | 1995 | ENG | 1.00 | 1 | 0.71 | 20 | 14.20 | |  Hutchinson, Paul A | | | 2214 | ENG | 0.50 | 1 | 0.41 | 20 | 8.20 | | | Hughes, Roy | | | 2027 | ENG | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Davison, Chris | | | 2048 | ENG | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Moore, Geoffrey R | | | 1979 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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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