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Individual Calculations March 2023 |
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| Visnevskis, Valdis Total change: -14.20 | |   |
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| Riga Chess Federation open to 1800 -II-2023 | Riga | LAT | 2023-02-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1451 | 1605 | 4.50 | 7 | -0.36 | 20 | -7.20 | |
|  Apine, Emilija | | | 1270 | LAT | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Afanasjevs, Aleksandrs | | | 1431 | LAT | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Silmalis, Janis | | | 1535 | LAT | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Rizihs, Valerijs | | | 1636 | LAT | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Coat, Sven | | | 1475 | FRA | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Tolmaceva, Alona | | | 1370 | LAT | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Stepanovs, Andrejs | | | 1438 | LAT | 1.00 | 1 | 0.28 | 20 | 5.60 | |
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) | | | | Rigas Saha Ziema-2023 Clasic | Riga | LAT | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1605 | 2.50 | 4 | -0.35 | 20 | -7.00 | |
| | Rezniks, Roberts | | | 1575 | LAT | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Savchenko, Andrii | | | 1205 * | UKR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Platonovs, Nikolajs | | | 1622 | LAT | 0.00 | 1 | -0.48 | 20 | -9.60 | | | Juknius, Sarunas | | | 1217 | LTU | 1.00 | 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) | | |
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