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Individual Calculations September 2023 |
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| Alas, Mart Mattias Total change: 35.20 | |   |
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| 4. Paul Keres Memorial Festival 2023 - Keres Classic Open | Parnu | EST | 2023-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1638 | 1208 | 1.00 | 5 | 0.25 | 40 | 10.00 | |
|  Paasikangas, Johanna | f | wm | 2086 | FIN | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Gridin, Maksim | | | 1217 | EST | 1.00 | 1 | 0.51 | 40 | 20.40 | |  Kasims, Stefans | | | 1754 | GER | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Rosental, Urmas | | | 1465 | EST | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Tomson, Mihkel | | | 1670 | EST | 0.00 | 1 | -0.05 | 40 | -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) | | | | Estonian Youth Team Chess Championship 2023 | Narva | EST | 2023-08-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1116 | 1208 | 2.50 | 3 | 0.63 | 40 | 25.20 | |
| | Punning, Andero | | | 1104 | EST | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Leht, Karl Samuel | | | 1142 | EST | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Reinholm, Karl Kristjan | | | 1102 | EST | 1.00 | 1 | 0.36 | 40 | 14.40 | |
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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