|
Individual Calculations January 2023 |
|
|
|
| Hummel, Joop Total change: 9.40 | |   |
|
| Chessfestival Groningen 2022 Vierkampen | Groningen | NED | 2022-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1980 | 1988 | 2.00 | 3 | 0.47 | 20 | 9.40 | |
|  Houtman, Joop | f | | 2084 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Ebels, Theo | | | 1965 | NED | 0.50 | 1 | -0.03 | 20 | -0.60 | |  De Vries, Bram | | | 1891 | NED | 1.00 | 1 | 0.37 | 20 | 7.40 | |
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) | | |
|
