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Individual Calculations May 2022 |
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| Pert, Nina Total change: 85.20 | |   |
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| 64th Southend Easter Congress - Open | Southend | ENG | 2022-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2005 | 1535 | 2.50 | 6 | 2.13 | 40 | 85.20 | |
|  Potter, John M | | | 2055 | ENG | 1.00 | 1 | 0.97 | 40 | 38.80 | |  Eames, Robert S | f | | 2140 | ENG | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Staples, Maurice J | | | 1986 | ENG | 1.00 | 1 | 0.94 | 40 | 37.60 | | | Ethelontis, Alexandros N | | | 2077 | ENG | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Thatte, Nishchal | | | 1892 | ENG | 0.50 | 1 | 0.39 | 40 | 15.60 | | | Williamson, Kevin J | | | 1878 | ENG | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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