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Individual Calculations November 2021 |
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| Roobol, Martin Total change: -31.40 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 1 Round 2 | various | NED | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2189 | 2296 | 0.50 | 1 | -0.15 | 20 | -3.00 | |
|  Pijkeren, Jan | | | 2189 | NED | 0.50 | 1 | -0.15 | 20 | -3.00 | |
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) | | | | Hoogeveen Schaaktoernooi 2021 | Hoogeveen | NED | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2018 | 2296 | 6.00 | 9 | -1.42 | 20 | -28.40 | |
|  Klaren, Duncan | | | 1896 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Labruyere, Roger | | | 2009 | NED | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Hoffman, Ron | | | 1977 | NED | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Mol, Christiaan | | | 1913 | NED | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Lootsma, Jan | | | 1951 | NED | 1.00 | 1 | 0.11 | 20 | 2.20 | | | De Winter, Arthur | | | 2034 | NED | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Gutkind, Kedem | | | 2112 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Osterwald, Elwin | | | 2130 | NED | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Binnendijk, Ferdinand | | | 2142 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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