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Individual Calculations February 2019 |
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| Boghossian, Wahe Total change: 0.40 | |   |
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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 |
| 1819 | 1821 | 1.50 | 3 | 0.01 | 40 | 0.40 | |
|  Timmerman, Jan | | | 1636 | NED | 1.00 | 1 | 0.26 | 40 | 10.40 | |  Rosegg, Jaron | | | 1862 | NED | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Vlugt, Frans | | | 1959 | NED | 0.50 | 1 | 0.19 | 40 | 7.60 | |
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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