|
Individual Calculations April 2023 |
|
|
|
| Macdonald, Duncan Total change: 19.60 | |   |
|
| Welsh Spring Open 2023 | Cardiff | WLS | 2023-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1546 | 1.50 | 4 | 0.98 | 20 | 19.60 | |
|  Young, Alan | | | 2058 | WLS | 1.00 | 1 | 0.96 | 20 | 19.20 | |  Harris, Calum | | | 1836 | WLS | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Gibiec, Ernest | | | 2138 | CZE | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Chong, Kimberly | | | 1699 | WLS | 0.50 | 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) | | |
|
