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Individual Calculations February 2019 |
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| Brokaar, Joey Total change: 11.80 | |   |
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| Tata Steel Chess Tournament 2018 - Weekendvierkampen | Wijk aan Zee | NED | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 2049 | 2.50 | 3 | 0.59 | 20 | 11.80 | |
|  Jonkers, Bas | | | 1885 | NED | 1.00 | 1 | 0.28 | 20 | 5.60 | | | Sanders, Catheleijne | | | 2013 | NED | 0.50 | 1 | -0.05 | 20 | -1.00 | |  Broszeit, Peter | | | 1945 | GER | 1.00 | 1 | 0.36 | 20 | 7.20 | |
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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