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Individual Calculations February 2019 |
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| Broersma, Sven Total change: 5.20 | |   |
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| Chess Festival Groningen 2018 - Open B and C | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1680 | 1612 | 3.00 | 7 | 0.13 | 40 | 5.20 | |
|  De Vries, Emma | | | 1919 | NED | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Molanus, Eva | | | 1282 | NED | 1.00 | 1 | 0.12 | 40 | 4.80 | | | Haan, Gertjan | | | 1881 | NED | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Torenbosch, Jorn | | | 1727 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Smit, Wim | | | 1440 | NED | 0.50 | 1 | -0.23 | 40 | -9.20 | | | Waardenburg, Marlinde | | | 1751 | NED | 0.50 | 1 | 0.19 | 40 | 7.60 | | | Waardenburg, Feline | | | 1763 | NED | 1.00 | 1 | 0.70 | 40 | 28.00 | |
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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