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Individual Calculations February 2019 |
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| Heijboer, Pieter Total change: -12.40 | |   |
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| Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1959 | 2051 | 5.00 | 9 | -0.62 | 20 | -12.40 | |
|  Happel, Henk | f | | 2047 | NED | 0.50 | 1 | -0.01 | 20 | -0.20 | |  Seeleman, Jan | | | 1958 | NED | 0.00 | 1 | -0.63 | 20 | -12.60 | | | Van Westerop, Sebastiaan | | | 1927 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Vanduyfhuys, Daria | | wc | 1915 | BEL | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Verhoef, Jaap | | | 1933 | NED | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Breedveld, Andre | | | 2007 | NED | 0.00 | 1 | -0.56 | 20 | -11.20 | | | Huijzer, Joop | | | 1990 | NED | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Bottenberg, Frans | | | 1976 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Van Nieuwenhuizen, Hans | | | 1878 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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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