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Individual Calculations February 2019 |
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| Van Randtwijk, Mick Total change: 91.20 | |   |
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| Chess Festival Groningen 2018 - Open A | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2219 | 2030 | 5.00 | 9 | 2.55 | 40 | 102.00 | |
|  Kabos, Tobias | f | | 2299 | NED | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Elgersma, Simon | | | 2200 | NED | 1.00 | 1 | 0.72 | 40 | 28.80 | | | De Jong, Migchiel | m | | 2323 | NED | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Rut, Vojtech | | | 2140 | CZE | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Van De Pavoordt, Max | | | 2042 | NED | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Zwirs, Nico | | | 2414 | NED | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Schmidt, Kai-Uwe | | | 2026 | GER | 1.00 | 1 | 0.49 | 40 | 19.60 | | | Kokje, Joris | f | | 2244 | NED | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Pel, Bonno | f | | 2279 | NED | 1.00 | 1 | 0.81 | 40 | 32.40 | |
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 - Weekendvierkampen | Wijk aan Zee | NED | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2106 | 2048 | 1.00 | 3 | -0.27 | 40 | -10.80 | |
| | Tang, Charlie | | | 2199 | NED | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Duijzer, Jan Willem | | | 2035 | NED | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Van De Laar, Clement | | | 2085 | NED | 0.50 | 1 | 0.05 | 40 | 2.00 | |
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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