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Individual Calculations May 2019 |
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| Tolmacevs, Artjoms Total change: 72.00 | |   |
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| Riga 2019th chess championship rating up to 1600 | Riga | LAT | 2019-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1383 | 1522 | 5.50 | 7 | 0.82 | 40 | 32.80 | |
|  Rupais, Gustavs | | | 1233 | LAT | 1.00 | 1 | 0.16 | 40 | 6.40 | |  Hermanis, Atis | | | 1374 | LAT | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Mucenieks, Marks | | | 1221 | LAT | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Bogdanovics, Kirills | | | 1582 | LAT | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Kuznecova, Marija | | | 1277 | LAT | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Afanasjevs, Aleksandrs | | | 1542 | LAT | 1.00 | 1 | 0.53 | 40 | 21.20 | | | Francs, Marats | | | 1450 | LAT | 0.50 | 1 | -0.10 | 40 | -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) | | | | Latvian Chess Championship 2019 semifinal | Riga | LAT | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1712 | 1522 | 3.00 | 7 | 0.98 | 40 | 39.20 | |
| | Pavlovs, Sergejs | | | 1922 * | LAT | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Antonivs, Vladislavs | | | 1881 | LAT | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Petrovs, Jaroslavs | | | 1776 | LAT | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Janovskis, Daniels | | | 1496 | LAT | 0.00 | 1 | -0.54 | 40 | -21.60 | | | Erlats, Janis | | | 1867 | LAT | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Savicevs, Arsenijs | | | 1432 | LAT | 0.50 | 1 | -0.12 | 40 | -4.80 | | | Strods, Kristaps Reinis | | | 1612 | LAT | 1.00 | 1 | 0.62 | 40 | 24.80 | | | * 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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