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Individual Calculations September 2023 |
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| Roehrbacher, Franz Total change: -22.60 | |   |
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| tschaturanga Sommer Cup 2023 Group B Round 3-6 | Vienna | AUT | 2023-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1613 | 1649 | 2.00 | 3 | 0.35 | 20 | 7.00 | |
|  Schwarhofer, Barbara | | | 1623 | AUT | 1.00 | 1 | 0.46 | 20 | 9.20 | |  Kurtulush, Emre | | | 1567 | AUT | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Ruck, Helmut | | | 1650 | AUT | 0.50 | 1 | 0.00 | 20 | 0.00 | |
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) | | | | 2. Wiener Amateurschachklub Open 2023 Gruppe B | Vienna | AUT | 2023-08-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1681 | 1674 | 0.50 | 4 | -1.48 | 20 | -29.60 | |
| | Giacometto, Mario | | | 1867 | ITA | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Kaufmann, Robert | | | 1552 | AUT | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Schwarhofer, Barbara | | | 1623 | AUT | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Brueggeboes, Anton | | | 1680 | GER | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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) | | |
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