|
Individual Calculations February 2023 |
|
|
|
| Jorritsma, Johan Total change: -39.60 | |   |
|
| Chessfestival Groningen 2022 Open C | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1367 | 1572 | 3.50 | 6 | -0.99 | 40 | -39.60 | |
|  Gerdes, Jesko | | | 1264 | GER | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Gohil, Viaan | | | 1426 | NED | 0.50 | 1 | -0.20 | 40 | -8.00 | | | Bottema, Mila | | | 1350 | NED | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Bergshoeff, Bert | | | 1595 | NED | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Psaila, Ocean | | | 1298 | MLT | 0.00 | 1 | -0.83 | 40 | -33.20 | | | Alzaid, Zaid | | | 1270 | KUW | 1.00 | 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) | | |
|
