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Individual Calculations October 2022 |
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| Kastelijn, Twan Total change: -30.60 | |   |
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| Maia Chess Open 2022 | Maia | POR | 2022-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1715 | 1922 | 4.50 | 9 | -1.60 | 20 | -32.00 | |
|  Grutter, Tim | | | 2246 | NED | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Toste, Mario | | | 1330 | POR | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Zhang, Chengjun | | | 1522 * | SKN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Dias, Ricardo Pedro Cruz | | | 2195 | POR | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Ermida, Ricardo | | | 1488 | POR | 0.00 | 1 | -0.94 | 20 | -18.80 | | | Kalnins, Aleksandrs Alans | | | 1501 | LAT | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Freitas, Daniel Leonardo M | | | 1359 | POR | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Van Kessel, Wessel | | | 2140 | BEL | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Afonso, Joao Pedro | | | 1652 | POR | 0.50 | 1 | -0.33 | 20 | -6.60 | | | * 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) | | | | Dutch Team Competition 2022-2023 - Klasse 3 Round 1 | Various | NED | 2022-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1970 | 1922 | 0.50 | 1 | 0.07 | 20 | 1.40 | |
| | Iersel-Munnik, Talitha | | | 1970 | NED | 0.50 | 1 | 0.07 | 20 | 1.40 | |
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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