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Individual Calculations December 2017 |
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| Koelmans, Jan Willem Total change: 11.40 | |   |
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| Dutch Team Competition 2017-2018 3E Round 3 | Various | NED | 2017-11-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1966 | 1935 | 0.50 | 1 | 0.04 | 20 | 0.80 | |
|  De Swart, Sipke | | | 1966 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | |
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) | | | | Dutch Team Competition 2017-2018 3E Round 4 | Various | NED | 2017-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1935 | 1.00 | 1 | 0.53 | 20 | 10.60 | |
| | Van Der Scheer, Henk | | | 1957 | NED | 1.00 | 1 | 0.53 | 20 | 10.60 | |
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) | | |
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