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Individual Calculations November 2021 |
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| Osterwald, Elwin Total change: -21.80 | |   |
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| Dutch Team Competition 2021-2022 - Klasse 3 Round 2 | various | NED | 2021-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2100 | 2130 | 0.50 | 1 | -0.04 | 20 | -0.80 | |
|  Perez Garcia, Hebert | | | 2100 | 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) | | | | Hoogeveen Schaaktoernooi 2021 | Hoogeveen | NED | 2021-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1932 | 2130 | 5.50 | 9 | -1.05 | 20 | -21.00 | |
| | Karsdorp, Nico | | | 1780 | NED | 1.00 | 1 | 0.11 | 20 | 2.20 | |  Boghossian, Wahe | | | 1921 | NED | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Labruyere, Roger | | | 2009 | NED | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Arnold, Rhys | | | 1730 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mol, Christiaan | | | 1913 | NED | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Hoffman, Ron | | | 1977 | NED | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Basa, Manasvita | | | 1730 * | NED | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Roobol, Martin | f | | 2296 | NED | 0.50 | 1 | 0.22 | 20 | 4.40 | | | De Winter, Arthur | | | 2034 | NED | 0.00 | 1 | -0.63 | 20 | -12.60 | | | * 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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