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Individual Calculations February 2020 |
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| Van Der Meer, Henk Total change: 50.00 | |   |
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| Chessfestival Groningen 2019 - Open B&C | Groningen | NED | 2019-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1785 | 4.50 | 8 | 2.09 | 20 | 41.80 | |
|  Pellikaan, Govert | | | 1984 | NED | 1.00 | 1 | 0.76 | 20 | 15.20 | |  Salihbegovic, Edim | | | 2011 | BIH | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Nixdorf, Andre | | | 1884 | GER | 1.00 | 1 | 0.64 | 20 | 12.80 | | | Bottema, Jeroen | | | 1724 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | De Vries, Leon | | | 1934 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | | | De Jong, Mathijs | | | 1967 | NED | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Wissmann, Dolf | | | 2092 | NED | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Blom, Yeb | | | 1917 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | |
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) | | | | Tata Steel Dagvierkampen 2020 | Wijk aan Zee | NED | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1785 | 1.50 | 3 | 0.41 | 20 | 8.20 | |
| | Van Den Bos, Frans Pieter | | | 1921 | NED | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Flierman, Edwin | | | 1854 | NED | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Mulder, Piet | | | 1881 | NED | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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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