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Individual Calculations February 2020 |
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| Reinders, Joan Total change: -40.40 | |   |
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| Chessfestival Groningen 2019 - Open B&C | Groningen | NED | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1872 | 4.00 | 9 | -2.02 | 20 | -40.40 | |
|  Arnold, Lorin | | | 1647 | NED | 0.50 | 1 | -0.28 | 20 | -5.60 | |  Waardenburg, Marlinde | | | 1735 | NED | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Pompstra, Henk | | | 1715 | NED | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Waardenburg, Feline | | | 1769 | NED | 0.00 | 1 | -0.64 | 20 | -12.80 | | | Matsumura, Cocoro | | | 1805 | FRA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Johnson, Matthew | | | 1963 | SUD | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Kumar, Prajit Sai | | | 1534 | NED | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Molanus, Lennart | | | 1677 | NED | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Sprik, Sander | | | 1791 | NED | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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) | | |
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