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Individual Calculations September 2017 |
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| Hackett, Dave G Total change: -27.00 | |   |
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| 53rd Berks & Bucks Chess Congress Championship | Maidenhead | ENG | 2017-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 2141 | 2.50 | 6 | -1.35 | 20 | -27.00 | |
|  Lentzos, Ioannis | | | 2029 | GRE | 0.50 | 1 | -0.15 | 20 | -3.00 | |  Varney, Zoe | | | 2005 | ENG | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Peters, Stephen G | | | 2073 | ENG | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Verma, Aditya | | | 2063 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | | | Nelson, Omowale A | | | 1987 | JAM | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Prior, Stephen Cv | | | 2060 | ENG | 0.00 | 1 | -0.61 | 20 | -12.20 | |
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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