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Individual Calculations October 2017 |
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| Mellema, Andries Total change: -18.00 | |   |
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| 4e Vanderveen nazomertoernooi Assen 2017 | Assen | NED | 2017-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2103 | 2182 | 1.50 | 3 | -0.32 | 20 | -6.40 | |
|  Tromp, Pieter | | | 2089 | NED | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Hilwerda, Jonas | | | 2166 | NED | 0.00 | 1 | -0.52 | 20 | -10.40 | |  Leertouwer, Joris | | | 2055 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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) | | | | Dutch Team Competition 2017-2018 3A Round 1 | Various | NED | 2017-09-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2126 | 2182 | 0.00 | 1 | -0.58 | 20 | -11.60 | |
| | Kamstra, Jippe | | | 2126 | NED | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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