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Rapid:
Individual Calculations September 2021 |
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| Tolmacevs, Artjoms Total change: -9.00 | |   |
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| Riga Technical University Open 2021 - G Rapid Open tournament - | Riga | LAT | 2021-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1774 | 1915 | 5.00 | 9 | -0.32 | 20 | -6.40 | |
|  Plaucs, Maris | | | 1180 | LAT | 1.00 | 1 | 0.01 | 20 | 0.20 | |  Vignesh, N R | m | | 2226 | IND | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Rezniks, Roberts | | | 1459 | LAT | 1.00 | 1 | 0.06 | 20 | 1.20 | | | Mariano, Elia | | | 2211 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Varpins, Kristians | | | 1394 | LAT | 0.00 | 1 | -0.97 | 20 | -19.40 | | | Karasevics, Aleksandrs | | | 1500 | LAT | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Zass, Kristaps | | | 1697 | LAT | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Sarkar, Justin | m | | 2202 | USA | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Levchenkov, Vitaly | f | | 2101 | LAT | 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) | | | | Latvian Youth Chess Championship B-12 2021 | Riga | LAT | 2021-08-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1915 | 6.50 | 7 | -0.13 | 20 | -2.60 | |
| | Aleksejevs, Daniils | | | 1413 | LAT | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Krakops, Martijs | | | 1503 | LAT | 1.00 | 1 | 0.07 | 20 | 1.40 | | | Valdats, Reinis | | | 1511 | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Derbenev, Arseniy | | | 1401 | LAT | 1.00 | 1 | 0.04 | 20 | 0.80 | | | Aleidzans, Vadims | | | 1563 | LAT | 0.50 | 1 | -0.39 | 20 | -7.80 | | | Freibergs, Filips | | | 1297 | LAT | 1.00 | 1 | 0.02 | 20 | 0.40 | | | Dorofejevs, Demids | | | 1180 | LAT | 1.00 | 1 | 0.01 | 20 | 0.20 | |
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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