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Individual Calculations February 2020 |
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| Schilperoort, Jeroen Total change: 5.80 | |   |
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| Tata Steel Weekendvierkampen 2020 | Wijk aan Zee | NED | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1983 | 1913 | 1.50 | 3 | 0.29 | 20 | 5.80 | |
|  Du Chatinier, Gunie | | | 1943 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Fraikin, Eric | | | 2005 | NED | 0.50 | 1 | 0.13 | 20 | 2.60 | |  Merkouris, Panagiotis | | | 2002 | GRE | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | |
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