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Individual Calculations December 2019 |
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| Ilett, Raymond J Total change: -23.40 | |   |
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| 56th Hull Congress Open | Hull | ENG | 2019-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1915 | 1847 | 0.50 | 4 | -1.17 | 20 | -23.40 | |
|  Merriman, John | | | 2223 | ENG | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Maladkar, Ritika | | | 1547 | ENG | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Varney, Zoe | | | 2011 | ENG | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Patrick, David A | | | 1880 | ENG | 0.00 | 1 | -0.45 | 20 | -9.00 | |
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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