Individual Calculations February 2024 |
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Roelofs, Gerard Total change: 5.20 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Chessfestival Groningen 2023 Compact BCD | Groningen | NED | 2023-12-26 |
Rc | Ro | w | n | change | K | K*chg | Game |
1600 | 1485 | 1.50 | 4 | 0.13 | 40 | 5.20 | |
| Bottema, Jeroen | | | 1617 | NED | 0.50 | 1 | 0.18 | 40 | 7.20 | | Hettinga, Jaap | | | 1616 | NED | 0.50 | 1 | 0.18 | 40 | 7.20 | | Bergshoeff, Bert | | | 1570 | NED | 0.50 | 1 | 0.12 | 40 | 4.80 | | Ris, Gert-Jan | | | 1595 | NED | 0.00 | 1 | -0.35 | 40 | -14.00 | | 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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