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Individual Calculations February 2019 |
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| Timmerman, Jan Total change: -4.00 | |   |
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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 |
| 1881 | 1636 | 0.50 | 3 | -0.10 | 40 | -4.00 | |
|  Boghossian, Wahe | | | 1821 | NED | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Vlugt, Frans | | | 1959 | NED | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Rosegg, Jaron | | | 1862 | NED | 0.50 | 1 | 0.29 | 40 | 11.60 | |
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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