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Individual Calculations February 2023 |
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| Bottema, Mila Total change: -92.80 | |   |
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| Chessfestival Groningen 2022 Open C | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1481 | 1350 | 0.00 | 7 | -2.32 | 40 | -92.80 | |
|  Bergshoeff, Bert | | | 1595 | NED | 0.00 | 1 | -0.20 | 40 | -8.00 | |  Van Wieren, Selmar | | | 1495 | NED | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Rassolyrad, Farid | | | 1366 | NED | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Mousa, Besher | | | 1335 | NED | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Jorritsma, Johan | | | 1572 | NED | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Heijmans, Merlijn | | | 1513 | NED | 0.00 | 1 | -0.28 | 40 | -11.20 | | | Smit, Tom | | | 1494 | NED | 0.00 | 1 | -0.31 | 40 | -12.40 | |
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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