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Individual Calculations February 2020 |
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| Reyer, Ulli Total change: 17.20 | |   |
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| 5. Internationales Spandauer Weihnachtsopen 2019 | Berlin | GER | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2213 | 2075 | 3.50 | 6 | 1.55 | 20 | 31.00 | |
|  Ho, Ngoc Hai-Dang | | | 1675 * | GER | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Weber, Max | | | 2251 | GER | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Skibbe, Willi | f | | 2214 | GER | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Fiedorek, Michal | f | | 2310 | POL | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Neuman, Petr | g | | 2369 | CZE | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Ahmadinia, Ebrahim | m | | 2456 | IRI | 0.00 | 1 | -0.09 | 20 | -1.80 | | | * 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) | | | | Deutsche Schach-Amateurmeisterschaft 2019-2020 Q3 B | Potsdam | GER | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1974 | 2075 | 2.50 | 5 | -0.69 | 20 | -13.80 | |
| | Kirchhof, Arno | | | 1982 | GER | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Ahlberg, Mario | | | 1989 | GER | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Kretschmer, Wolfgang | | | 1972 | GER | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Hetzer, Volkhard | | | 1937 | GER | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Schellmann, Frank | c | | 1992 | GER | 0.50 | 1 | -0.11 | 20 | -2.20 | |
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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