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Individual Calculations October 2023 |
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| Kiefer, Gerhard Total change: 9.20 | |   |
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| Oberliga Baden 2023-2024 September 2023 | various | GER | 2023-09-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2417 | 2231 | 0.00 | 1 | -0.26 | 20 | -5.20 | |
|  Breder, Dennis | m | | 2417 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | World Senior Team Chess Championship 2023 S65 | Struga | MKD | 2023-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2190 | 2231 | 4.00 | 6 | 0.72 | 20 | 14.40 | |
| | Boudre, Jean-Pierre | m | | 2245 | FRA | 1.00 | 1 | 0.52 | 20 | 10.40 | |  Baarslag, Ed | | | 2060 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Trabattoni, Franco | f | | 2232 | ITA | 0.50 | 1 | 0.00 | 20 | 0.00 | | | Plachetka, Jan | g | | 2289 | SVK | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Kierzek, Mira | | wf | 1935 | GER | 0.50 | 1 | -0.35 | 20 | -7.00 | | | Kalinitschew, Sergey | g | | 2377 | GER | 0.50 | 1 | 0.20 | 20 | 4.00 | |
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) | | |
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