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Individual Calculations June 2013 |
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| Porter, Liam Total change: 2.55 | |   |
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| Leinster Chess Union Div 1 Armstrong Cup 2012-2013 | Dublin | IRL | 2012-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2049 | 1972 | 2.50 | 4 | 0.92 | 15 | 13.80 | |
|  Mishkovski, Lyubomir | | | 2034 | BUL | 0.00 | 1 | -0.41 | 15 | -6.15 | | | Harding, Tim | | | 2174 | IRL | 1.00 | 1 | 0.76 | 15 | 11.40 | |  Reynolds, Pat | | | 2013 | IRL | 0.50 | 1 | 0.06 | 15 | 0.90 | | | McMorrow, John | | | 1976 | IRL | 1.00 | 1 | 0.51 | 15 | 7.65 | |
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) | | | | Malahide Millennium Tournament 2013 | Dublin | IRL | 2013-05-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2112 | 1973 | 0.00 | 2 | -0.75 | 15 | -11.25 | |
| | Akesson, Ralf | g | | 2373 * | SWE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Healy, John | | | 1850 | IRL | 0.00 | 1 | -0.67 | 15 | -10.05 | | | * 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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