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Individual Calculations September 2019 |
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| Wager, John D Total change: -1.40 | |   |
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| 106th British Championships Over 65 | Torquay | ENG | 2019-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 2014 | 4.00 | 6 | 0.82 | 20 | 16.40 | |
|  Hughes, Peter | | | 1794 | ENG | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Norman, Kenneth I | c | | 2121 | ENG | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Marshall, Michael O | | | 1885 | DEN | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Bowmer, Kevin | | | 2107 | ENG | 1.00 | 1 | 0.63 | 20 | 12.60 | | | Friedgood, David | f | | 2177 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Gamble, Raymond J | | | 1835 | ENG | 1.00 | 1 | 0.27 | 20 | 5.40 | |
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) | | | | 55th Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2019-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2032 | 2014 | 1.50 | 5 | -0.89 | 20 | -17.80 | |
| | Verma, Aditya | | | 2151 | ENG | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Fathallah, Joe | | | 1952 | WLS | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Rahman, K Azizur | | | 1897 | ENG | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Peters, Stephen G | | | 2027 | ENG | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Price, Gwilym T | | | 2134 | ENG | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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