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Individual Calculations December 2021 |
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| Boatca, Luca Total change: 109.20 | |   |
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| Open Leuven 2021 | Leuven | BEL | 2021-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1726 | 1346 | 3.00 | 6 | 2.45 | 40 | 98.00 | |
|  Van Amerongen-Jansen, Peggy | | | 1746 * | NED | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Rousseau, Christilla | | | 1669 | BEL | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Temmerman, Hans | | | 1722 | BEL | 0.50 | 1 | 0.41 | 40 | 16.40 | | | Talibi Alaoui, Younes | | | 1729 | FRA | 1.00 | 1 | 0.91 | 40 | 36.40 | | | Rotaru, Teodor | | | 1746 * | ROU | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Peeters, Alex | | | 1746 * | BEL | 1.00 | 1 | 0.92 | 40 | 36.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 -14 B | Blankenberge | BEL | 2021-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1432 | 1383 | 3.00 | 6 | 0.28 | 40 | 11.20 | |
| | Dreelinck, Jacob | | | 1783 * | BEL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Eperjessy, Lou | | | 1256 | BEL | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Dymkin, Lev | | | 1189 | BEL | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Cappan, Pjotr | | | 1679 | BEL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Kauschanski, Nicolas | | | 1069 | GER | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Micciche, Ruben | | | 1616 | BEL | 0.00 | 1 | -0.21 | 40 | -8.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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