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Individual Calculations September 2011 |
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| Prizant, Michael Total change: 9.75 | |   |
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| Irish Chess Championships | Dublin | IRL | 2011-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 2126 | 5.00 | 9 | 0.90 | 15 | 13.50 | |
|  Loughran, John | | | 1916 | IRL | 1.00 | 1 | 0.23 | 15 | 3.45 | |  McMahon, Daire | | | 2196 | IRL | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Benson, Oisin P. | | | 2003 | IRL | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Keogh, Eamon | | | 2015 | IRL | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Daly, Colm | f | | 2305 | IRL | 0.50 | 1 | 0.23 | 15 | 3.45 | | | Freeman, Gordon | | | 2179 | IRL | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Brady, Stephen | f | | 2357 | IRL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Redmond, John P. | | | 2190 | IRL | 0.50 | 1 | 0.09 | 15 | 1.35 | | | Jones, Iolo C | c | | 2286 | WLS | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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) | | | | British Championship - Senior | Sheffield | ENG | 2011-07-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2080 | 2126 | 2.00 | 4 | -0.25 | 15 | -3.75 | |
| | Lemoir, David A | | | 2036 | ENG | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Kelly, Ian | | | 2051 | ENG | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Collins, Peter M | | | 2061 | ENG | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Byway, Paul V | f | | 2172 | ENG | 0.50 | 1 | 0.06 | 15 | 0.90 | |
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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