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Individual Calculations November 2021 |
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| Boersma, Jan Total change: -27.00 | |   |
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| Hoogeveen Schaaktoernooi 2021 | Hoogeveen | NED | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 2049 | 4.50 | 8 | -1.35 | 20 | -27.00 | |
|  Winkel, Ruud | | | 1687 | NED | 1.00 | 1 | 0.10 | 20 | 2.00 | |  Klaren, Oscar | | | 1819 | NED | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Boghossian, Wahe | | | 1921 | NED | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Klaren, Duncan | | | 1845 | NED | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Van Den Berg, Bram | | | 2209 | NED | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Arnold, Kiri | | | 1787 | NED | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Reinders, Joan | | | 1829 | NED | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Smeets, Kobe | | | 1768 | NED | 0.50 | 1 | -0.34 | 20 | -6.80 | |
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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