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Individual Calculations March 2023 |
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| Van De Craen, Piet Total change: -33.60 | |   |
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| Belgian Interclubs 2022-2023 Ronde 6 | Various Places | BEL | 2023-01-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1377 | 1531 | 1.00 | 1 | 0.29 | 20 | 5.80 | |
|  Ruelens, Thierry | | | 1377 | BEL | 1.00 | 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 Round 4 | Brussels | BEL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2053 | 1531 | 0.00 | 1 | -0.03 | 20 | -0.60 | |
|  Fogel, Pierre | | | 2053 | BEL | 0.00 | 1 | -0.03 | 20 | -0.60 | |
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 5-6 | Brussels | BEL | 2023-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1529 | 0.50 | 2 | -0.86 | 20 | -17.20 | |
| | Maquoi, Sophie | | | 1361 | BEL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Perez, David | | | 1423 | BEL | 0.00 | 1 | -0.64 | 20 | -12.80 | |
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) | | | | Belgian Interclubs 2022-2023 Ronde 7 | Various Places | BEL | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1529 | 0.00 | 1 | -0.67 | 20 | -13.40 | |
| | Drugmand, Benoit | | | 1402 | BEL | 0.00 | 1 | -0.67 | 20 | -13.40 | |
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) | | | | Open Brussels Winter 2023 Round 7 | Brussels | BEL | 2023-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1152 | 1529 | 0.50 | 1 | -0.41 | 20 | -8.20 | |
| | Heyndrickx, Christophe | | | 1152 | BEL | 0.50 | 1 | -0.41 | 20 | -8.20 | |
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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