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Individual Calculations July 2023 |
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| Birkholz, Olga Total change: -13.80 | |   |
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| European Senior Chess Championship 2023 over 50 - Women | Acqui Terme | ITA | 2023-05-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1807 | 2005 | 5.00 | 8 | -0.87 | 20 | -17.40 | |
|  Baglay, Kseniya | | | 1712 | UKR | 1.00 | 1 | 0.15 | 20 | 3.00 | |  Urbanc, Suzana | | | 1655 | SLO | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Novak, Simona | | | 1620 | SLO | 0.50 | 1 | -0.41 | 20 | -8.20 | | | Baliuniene, Margarita | | | 1920 | LTU | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Dubois, Martine | | wm | 1753 | MNC | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Sirletti, Sonia | | | 1825 | ITA | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Ni, Polina | | | 1892 | LAT | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Makropoulou, Marina | | wg | 2081 | GRE | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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) | | | | Deutsche Frauen-Mannschaftsmeisterschaft (LV) 2023 | Braunfels | GER | 2023-06-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2115 | 2005 | 2.00 | 5 | 0.18 | 20 | 3.60 | |
| | Agrest, Inna | | wm | 2287 | SWE | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Krasnopeyeva, Julia | | | 1895 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Rath, Alina | | | 2051 | GER | 0.50 | 1 | 0.06 | 20 | 1.20 | | | Li, Zhuoling | | wf | 2216 | CHN | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Rieseler, Caroline | | wf | 2126 | GER | 0.50 | 1 | 0.16 | 20 | 3.20 | |
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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