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Individual Calculations May 2019 |
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| Lohan, Martin Total change: 49.80 | |   |
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| LCU Heidenfeld Trophy 2018-19 Rounds 7-8 | Dublin | IRL | 2019-02-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1813 | 1705 | 0.50 | 1 | 0.15 | 40 | 6.00 | |
|  Taaffe, Paul | | | 1813 | IRL | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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) | | | NOTE: K factor changed | | LCU Armstrong Cup 2018-19 Rounds 9-10 | Dublin | IRL | 2019-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1802 | 1705 | 0.50 | 1 | 0.13 | 20 | 2.60 | |
|  Smith, Gerard | | | 1802 | IRL | 0.50 | 1 | 0.13 | 20 | 2.60 | |
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) | | | NOTE: K factor changed | | LCU Heidenfeld Trophy 2018-19 Rounds 9-10 | Dublin | IRL | 2019-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1762 | 1737 | 2.00 | 2 | 1.06 | 20 | 21.20 | |
| | Kenny, William | | | 1688 | IRL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | McLoughlin, Mark | | | 1835 | IRL | 1.00 | 1 | 0.63 | 20 | 12.60 | |
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) | | | NOTE: K factor changed | | The National Club Championship 2019 | Dublin | IRL | 2019-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1829 | 1737 | 3.00 | 5 | 1.00 | 20 | 20.00 | |
| | Lyons, Brendan | | | 1976 | IRL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | O`brien, George | | | 1873 | IRL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Hayden, Luke | | | 1486 | IRL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Phelan, John J. | | | 1675 | IRL | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Murray, David B. | | | 2137 * | IRL | 0.00 | 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) | | |
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