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Individual Calculations July 2008 |
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| Osborne, Sam Total change: 19.05 | |   |
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| Glorney Cup | Dublin | IRL | 2007-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1889 | 1929 | 2.50 | 3 | 0.88 | 15 | 13.20 | |
|  Grzymek, David | | | 1677 | IRL | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Coleman, Robbie | | | 1969 | SCO | 0.50 | 1 | 0.06 | 15 | 0.90 | |  Russell, Christopher | | | 2021 | ENG | 1.00 | 1 | 0.63 | 15 | 9.45 | |
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) | | | | Armstrong Cup | Dublin | IRL | 2007-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 1929 | 0.50 | 1 | 0.39 | 15 | 5.85 | |
| | Jessel, Stephen | f | | 2279 | IRL | 0.50 | 1 | 0.39 | 15 | 5.85 | |
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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