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Individual Calculations January 2020 |
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| Rookus, Sjoerd Total change: -6.40 | |   |
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| Dutch Team Competition 2019-2020 Klasse 4 Round 4 | various | NED | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1969 | 1858 | 1.00 | 1 | 0.65 | 20 | 13.00 | |
|  Ebels, Theo | | | 1969 | NED | 1.00 | 1 | 0.65 | 20 | 13.00 | |
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) | | | | Chessfestival Groningen 2019 - Vierkampen | Groningen | NED | 2019-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1729 | 1858 | 1.00 | 3 | -0.97 | 20 | -19.40 | |
|  Dekker, Jasper | | | 1773 | NED | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Manschot, Thomas | | | 1558 | NED | 0.00 | 1 | -0.85 | 20 | -17.00 | | | Van De Poel, Taco | | | 1856 | NED | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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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