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Individual Calculations May 2011 |
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| O`Connell, Gerard Total change: 4.35 | |   |
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| Armstrong Cup 2011 | Dublin | IRL | 2010-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2170 | 2138 | 5.00 | 11 | -0.10 | 15 | -1.50 | |
|  O`Connor, Jonathan | | | 2148 | IRL | 0.50 | 1 | 0.01 | 15 | 0.15 | |  Moran, Stephen | | | 1987 | IRL | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Jakubauskas, Zygimantas | | | 2117 | LTU | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Quinn, Mark | m | | 2377 | IRL | 0.50 | 1 | 0.30 | 15 | 4.50 | | | O`Donovan, Richard | | | 2132 | IRL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | O`Cinneide, Mel | | | 2236 | IRL | 0.50 | 1 | 0.13 | 15 | 1.95 | | | Daly, Colm | f | | 2277 | IRL | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Collins, Sam E. | m | | 2431 | IRL | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Fox, Anthony | | | 2130 | IRL | 0.50 | 1 | -0.01 | 15 | -0.15 | | | Daly, Justin | | | 1983 | IRL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Skrzypnik, Tomasz | | | 2048 | POL | 1.00 | 1 | 0.38 | 15 | 5.70 | |
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) | | | | Irish National Chess Club Championship 2011 | Dublin | IRL | 2011-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2136 | 2138 | 2.50 | 4 | 0.39 | 15 | 5.85 | |
| | Magee, Ronan | | | 1892 | IRL | 0.50 | 1 | -0.31 | 15 | -4.65 | | | Jianu, Vlad-Cristian | g | | 2538 * | ROU | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Freeman, Gordon | | | 2132 | IRL | 1.00 | 1 | 0.49 | 15 | 7.35 | | | Porter, Liam | | | 1983 | IRL | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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