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Individual Calculations February 2019 |
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| Kanis, Sierk Total change: 51.20 | |   |
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| Chess Festival Groningen 2018 - Compact A | Groningen | NED | 2018-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1939 | 1954 | 3.00 | 5 | 0.36 | 20 | 7.20 | |
|  Noordenbos, Daan | | | 1821 | NED | 0.00 | 1 | -0.68 | 20 | -13.60 | |  Van Dongen, Rob | | | 1914 | NED | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Shakhverdian, William | | | 1883 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Balje, Jan | | | 2197 | NED | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Pouw, Marcel | | | 1881 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | |
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) | | | | Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1968 | 5.00 | 5 | 2.20 | 20 | 44.00 | |
| | Den Boer, Paul | | | 1907 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Van Oudvorst, Bert | | | 1926 | NED | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Zondag, Jason | | | 1948 | NED | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Eveleens, Wim | | | 2013 | NED | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Van Dijkhuizen, Robbert | | | 1827 | NED | 1.00 | 1 | 0.31 | 20 | 6.20 | |
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) | | |
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