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Individual Calculations September 2021 |
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| Zubova, Darja Total change: -122.40 | |   |
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| Riga Technical University Open 2021 - Tournament B&Y | Riga | LAT | 2021-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1482 | 1486 | 1.00 | 7 | -2.61 | 40 | -104.40 | |
|  Chaushev, Gosho | | | 1750 | BUL | 0.00 | 1 | -0.18 | 40 | -7.20 | |  Winter, Juergen | | | 1734 | GER | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Testelecs, Ilja Kuprijans | | | 1261 | LAT | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Kuehn, Viktoria | | | 1886 * | GER | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Steiners, Emils | | | 1292 | LAT | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Tolmacevs, Romans | | | 1272 | LAT | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Krasilnikova, Marija | | | 1180 | LAT | 0.00 | 1 | -0.86 | 40 | -34.40 | | | * 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) | | | | Latvian Youth Chess Championship G-16 2021 | Riga | LAT | 2021-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1236 | 1486 | 3.50 | 5 | -0.45 | 40 | -18.00 | |
| | Reiha, Ance | | | 1126 | LAT | 0.00 | 1 | -0.90 | 40 | -36.00 | | | Ikstena, Sarlote | | | 1229 | LAT | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Stikane, Evelina | | | 1169 | LAT | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Spirkova, Marija | | | 1501 | LAT | 0.50 | 1 | 0.02 | 40 | 0.80 | | | Apine, Emilija | | | 1157 | LAT | 1.00 | 1 | 0.12 | 40 | 4.80 | |
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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