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Individual Calculations February 2023 |
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| De Boer, Sake Jan Total change: 36.80 | |   |
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| Chessfestival Groningen 2022 Compact | Groningen | NED | 2022-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1591 | 1490 | 3.00 | 5 | 1.19 | 20 | 23.80 | |
|  De Vries, Arjan | | | 1601 | NED | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Gijsbers, Joop | | | 1553 | NED | 1.00 | 1 | 0.59 | 20 | 11.80 | | | Gomez Becerra, Pablo | | | 1615 | NED | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Vos, Jasper | | | 1578 | NED | 1.00 | 1 | 0.62 | 20 | 12.40 | | | Moraal, Jacob | | | 1610 | NED | 1.00 | 1 | 0.66 | 20 | 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) | | | | Tata Steel dagvierkampen 2023 | Wijk aan Zee | NED | 2023-01-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1598 | 1490 | 1.00 | 1 | 0.65 | 20 | 13.00 | |
| | Sala, Frank | | | 1598 | NED | 1.00 | 1 | 0.65 | 20 | 13.00 | |
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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