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Individual Calculations September 2021 |
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| De Zoeten, Cato Total change: -8.80 | |   |
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| Dutch Championship 2021 U18U16 Girls | Almelo | NED | 2021-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1632 | 1881 | 4.50 | 6 | -0.07 | 40 | -2.80 | |
|  Den Heijer, Rolinde | | | 1483 | NED | 0.00 | 1 | -0.92 | 40 | -36.80 | |  Martinez, Sara | | | 1528 | NED | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Maris, Evi | | | 1481 * | NED | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ricken, Katharina | | wc | 2030 | NED | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Cordes, Jule | | | 1790 | NED | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Bogouslavskii, Veronique | | | 1481 * | NED | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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) | | | | Brugse Meesters - Belgian Open Championship 2021 A-group | Brugge | BEL | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1973 | 1881 | 3.00 | 8 | -0.15 | 40 | -6.00 | |
| | Ivanov, Mike | f | | 2195 | CAN | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Attinger, Roman | | | 1655 | NED | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Bleys, Michiel | | | 2140 | BEL | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Vanden Bussche, Steven | | | 2035 | BEL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Cornelisse, John | | | 2215 | NED | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Hematyar, Fardin | | | 1729 | NED | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Van Herck, Marcel | | | 2037 | BEL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Peeters, Alex | | | 1780 | BEL | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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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