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Individual Calculations May 2018 |
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| Lachat, Martin Total change: -6.20 | |   |
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| 1. Zuercher Oster Open | Zurich | SUI | 2018-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1842 | 1664 | 2.00 | 6 | 0.22 | 20 | 4.40 | |
|  Zweifel, Richard | | | 2064 * | SUI | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Brandis, Benjamin | | | 1922 | SUI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Malkhasyan, Narek | | | 1402 | SUI | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Koch, Hermann H. | | | 1982 | SUI | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Berger, George | | | 1721 | SUI | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Sibalic, Dragan | | | 1961 | SUI | 0.50 | 1 | 0.35 | 20 | 7.00 | | | * 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) | | | | Oesterreichische Senioren Meisterschaft plus65 2018 | Deutschlansberg | AUT | 2018-04-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1639 | 1.00 | 6 | -0.53 | 20 | -10.60 | |
| | Frey, Armin | | | 1869 | AUT | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Verhoef, Jaap | | | 1967 | NED | 0.50 | 1 | 0.37 | 20 | 7.40 | | | Toefferl, Heimo | | | 2039 * | AUT | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Koestenbauer, Hans | | | 1748 | AUT | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Goeslbauer, Harald | | | 1821 | AUT | 0.50 | 1 | 0.24 | 20 | 4.80 | | | Zehentner, Karl-Heinz | | | 1640 | AUT | 0.00 | 1 | -0.50 | 20 | -10.00 | | | * 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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