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Individual Calculations May 2019 |
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| Lyons, Brendan Total change: -5.60 | |   |
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| LCU Armstrong Cup 2018-19 Rounds 9-10 | Dublin | IRL | 2019-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 1962 | 1.00 | 1 | 0.49 | 20 | 9.80 | |
|  Casey, Eoghan | | | 1953 | IRL | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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) | | | | The National Club Championship 2019 | Dublin | IRL | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1830 | 1976 | 3.00 | 4 | 0.34 | 20 | 6.80 | |
|  Lohan, Martin | | | 1737 | IRL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Murphy, Sean | | | 1853 | IRL | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Murray, David B. | | | 2152 | IRL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Hayden, Luke | | | 1576 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2019 World Senior Team Chess Championships open 50plus | Rhodes | GRE | 2019-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1976 | 2.00 | 7 | -1.11 | 20 | -22.20 | |
| | Petrosian, Arshak B | g | | 2376 * | ARM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Winter, Kevin | | | 1748 | ENG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Ungure, Liga | | wf | 1930 | LAT | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Durante, Aurelio | | | 1955 | URU | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Wolf, Sylvia | | wf | 2001 | GER | 0.50 | 1 | 0.03 | 20 | 0.60 | | | Homer, Stephen J | | | 2039 | ENG | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Fatalibekova, Elena | | wg | 2148 | RUS | 0.50 | 1 | 0.23 | 20 | 4.60 | | | * 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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