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Individual Calculations April 2023 |
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| Rotthier, Gery Total change: -26.00 | |   |
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| IV Torneo Pueblo Nuevo Sub1800 Martes y Jueves | Madrid | ESP | 2023-02-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1344 | 0.00 | 3 | -0.69 | 20 | -13.80 | |
|  Contreras Donoso, Juan Francisco | | | 1710 | ESP | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Martin Rodriguez, Anastasio | | | 1490 | ESP | 0.00 | 1 | -0.30 | 20 | -6.00 | |  Villodre Miranda, Juan Alonso | | | 1503 | ESP | 0.00 | 1 | -0.29 | 20 | -5.80 | |
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) | | | | Open Brussels Winter 2023 Rounds 8 - 11 | Brussels | BEL | 2023-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1304 | 1344 | 0.50 | 2 | -0.61 | 20 | -12.20 | |
| | Couderc, Robin | | | 1389 | FRA | 0.00 | 1 | -0.44 | 20 | -8.80 | | | Rozental, Tom | | | 1218 | BEL | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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) | | |
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