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Individual Calculations September 2023 |
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| Van De Laar, Andre Total change: -16.20 | |   |
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| HZ University of Applied Sciences Chess Tournament 2023 | Vlissingen | NED | 2023-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1567 | 1.50 | 7 | -0.74 | 20 | -14.80 | |
|  Kliashtornyi, Arkadii | | | 1974 | UKR | 0.00 | 1 | -0.08 | 20 | -1.60 | |  De Feijter, David | | | 1781 | NED | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Niewenhuis, Ruud | | | 1813 | NED | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Grutter, Coen | | | 1420 | NED | 1.00 | 1 | 0.30 | 20 | 6.00 | | | De Meester, Johan | | | 1760 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Baete, Guy | | | 1816 | BEL | 0.00 | 1 | -0.19 | 20 | -3.80 | | | De Schepper, Marcel | | | 1494 | BEL | 0.50 | 1 | -0.10 | 20 | -2.00 | |
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) | | | | Brasschaat Open 2023 | Brasschaat | BEL | 2023-08-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1671 | 1567 | 2.50 | 6 | -0.07 | 20 | -1.40 | |
| | Dauw, Sterre | f | | 2215 | BEL | 0.00 | 1 | -0.01 | 20 | -0.20 | | | Smolders, Pepijn | | | 1352 | BEL | 0.50 | 1 | -0.27 | 20 | -5.40 | | | De Geest, Jan | | | 1478 | BEL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Cheng, Samuel | | | 1314 | BEL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Naalden, Marc | | | 1875 | NED | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Van Goethem, Jozef | | | 1792 | BEL | 0.00 | 1 | -0.22 | 20 | -4.40 | |
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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