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Individual Calculations February 2020 |
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| O`connell, Denis Total change: -27.40 | |   |
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| The Irish over 50 and over 65 Championships 2020 | Dublin | IRL | 2020-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1772 | 1763 | 1.50 | 6 | -1.37 | 20 | -27.40 | |
|  Keogh, Eamon | | | 1918 | IRL | 0.00 | 1 | -0.29 | 20 | -5.80 | |  Whelan, Niall P. | | | 1520 | IRL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Harding, Tim | c | | 2000 | IRL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Grahn, Lars | | | 2025 | SWE | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Coldrick, Art | | | 1764 | IRL | 0.50 | 1 | 0.00 | 20 | 0.00 | | | O`connell, Michael Joseph | | | 1402 | IRL | 0.00 | 1 | -0.90 | 20 | -18.00 | |
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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