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Rapid:
Individual Calculations December 2023 |
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| Roberts, Danny Total change: 19.00 | |   |
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| Belfast City Royal Ave Rapid Championship 2023 | Belfast | IRL | 2023-10-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1643 | 1917 | 2.50 | 3 | 0.02 | 20 | 0.40 | |
|  Khanzharov, Edward | | | 1566 | IRL | 1.00 | 1 | 0.11 | 20 | 2.20 | |  McIlroy, Gerard | | | 1683 | IRL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Lavery, Robert | | | 1680 | IRL | 1.00 | 1 | 0.20 | 20 | 4.00 | |
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) | | | | Greenisland FC Chess Halloween Rapid | Carrickfergus | IRL | 2023-10-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1480 | 1917 | 5.00 | 5 | 0.49 | 20 | 9.80 | |
| | Campbell, Peter | | | 1365 | IRL | 1.00 | 1 | 0.03 | 20 | 0.60 | | | Worbey, Leah | | | 1245 | IRL | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Campbell, Andrew | | | 1759 | IRL | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Aashay, R Kher | | | 1517 * | IND | 1.00 | 1 | 0.08 | 20 | 1.60 | | | McClean, Caleb | | | 1513 | 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) | | | | Queens University Belfast Winter Rapid Championship 2023 | Belfast | IRL | 2023-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1589 | 1891 | 5.50 | 6 | 0.44 | 20 | 8.80 | |
| | Murphy, Peter | | | 1491 * | IRL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wesolowski, Andrzej | | | 1565 | IRL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | McCracken, David | | | 1507 | IRL | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Sandrey, Jade | | | 1568 | IRL | 1.00 | 1 | 0.13 | 20 | 2.60 | | | McIlroy, Ben | | | 1668 | IRL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Campbell, Andrew | | | 1735 | IRL | 0.50 | 1 | -0.21 | 20 | -4.20 | | | * 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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