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Individual Calculations February 2019 |
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| Stefan, Romulus-Cristian Total change: -19.00 | |   |
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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 |
| 2092 | 2200 | 1.00 | 2 | -0.30 | 20 | -6.00 | |
|  Stork, Ornett | | | 2114 | NED | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Straat, Evert-Jan | | | 2069 | NED | 1.00 | 1 | 0.32 | 20 | 6.40 | |
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 - Dagvierkampen | Wijk aan Zee | NED | 2019-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2038 | 2200 | 1.50 | 3 | -0.65 | 20 | -13.00 | |
| | Gutkind, Kedem | | | 2093 | NED | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Oldenhuis, Lance | | | 2002 | NED | 1.00 | 1 | 0.24 | 20 | 4.80 | |  Hensbergen, Willem | | | 2019 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | |
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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