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Individual Calculations February 2019 |
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| O Mahony, Cian Total change: -17.20 | |   |
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| Tata Steel Chess Tournament 2018 - Dagvierkampen | Wijk aan Zee | NED | 2019-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1637 | 1495 | 0.00 | 2 | -0.62 | 40 | -24.80 | |
|  Been, Klaas | | | 1609 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | | | Koopman, Jan | | | 1665 | NED | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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) | | | | Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1564 | 1495 | 1.00 | 2 | 0.19 | 40 | 7.60 | |
| | Sprong, Pia | | | 1544 | NED | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Van Lingen, Henk | | | 1583 | NED | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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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