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Individual Calculations December 2021 |
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| Peeters, Yumi Total change: 22.00 | |   |
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| 30eme Open International d'Echecs de Caen - Open B | CAEN | FRA | 2021-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1185 | 1.00 | 5 | -0.53 | 40 | -21.20 | |
|  Havard, Alain | | | 1389 | FRA | 0.00 | 1 | -0.24 | 40 | -9.60 | |  Perruquon, Laetitia | | | 1274 | FRA | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Fabre, Guy | | | 1349 | FRA | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Penet, Eric | | | 1274 | FRA | 1.00 | 1 | 0.62 | 40 | 24.80 | | | Stroobant, Arne | | | 1381 | BEL | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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) | | | | Belgian Youth Chess Championship 2021 -12 G | Blankenberge | BEL | 2021-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1290 | 1195 | 3.00 | 4 | 1.48 | 40 | 59.20 | |
| | Jortay, Eloise | | | 1457 | BEL | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Heldenbergh, Izia | | | 1075 | BEL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Bharathi Mugilan, Dhanyadha | | | 1308 | BEL | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Decraene, Lotus | | | 1320 | BEL | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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) | | | | Belgian Interclubs 2021-2022 Round 2 | Various Places | BEL | 2021-11-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1265 | 1195 | 0.00 | 1 | -0.40 | 40 | -16.00 | |
| | Vermeulen, Thijs | | | 1265 | BEL | 0.00 | 1 | -0.40 | 40 | -16.00 | |
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) | | |
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