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Individual Calculations September 2016 |
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| Downham, Alan F Total change: 7.20 | |   |
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| 103rd British Championships Over 65 | Bournemouth | ENG | 2016-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1962 | 1990 | 4.00 | 7 | 0.36 | 20 | 7.20 | |
|  Calvert, John C | | | 1590 * | ENG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Surtees, Mike J | | | 2093 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Adaway, William | | | 1935 | ENG | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Crombleholme, Alan K | | | 2059 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Kelly, Ian G | | | 2028 | ENG | 1.00 | 1 | 0.55 | 20 | 11.00 | | | Reuben, Stewart | c | | 2033 | ENG | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Campbell, Ian | | | 1994 | ENG | 0.50 | 1 | 0.01 | 20 | 0.20 | | | * 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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