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Individual Calculations February 2020 |
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| Sipkema, Willem Total change: 13.00 | |   |
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| Chessfestival Groningen 2019 - Compact A | Groningen | NED | 2019-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2061 | 1813 | 2.00 | 5 | 1.01 | 20 | 20.20 | |
|  Wubben, Marcel | | | 2010 | NED | 1.00 | 1 | 0.75 | 20 | 15.00 | |  Clemens, Adrian | f | | 2121 | NED | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Duson, Robin | | | 2004 | NED | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Vroombout, Enrico | | | 2122 | NED | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Maters, Arthur | | | 2048 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | |
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 Weekendvierkampen 2020 | Wijk aan Zee | NED | 2020-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1977 | 1813 | 0.50 | 3 | -0.36 | 20 | -7.20 | |
| | Huenemeyer, Dirk | | | 1952 | GER | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Stolte, Maarten | | | 2044 | NED | 0.50 | 1 | 0.29 | 20 | 5.80 | | | De Bock, Thijs | | | 1934 | BEL | 0.00 | 1 | -0.34 | 20 | -6.80 | |
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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