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Individual Calculations February 2020 |
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| Zajakins, Artjoms Total change: 101.60 | |   |
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| Latvian 2020 Championship chess Quarterfinal | Riga | LAT | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1443 | 1251 | 2.50 | 7 | 0.54 | 40 | 21.60 | |
|  Strods, Kristaps Reinis | | | 1640 | LAT | 0.00 | 1 | -0.09 | 40 | -3.60 | |  Roze, Janis | | | 1651 * | LAT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Uhanovs, Maksims | | | 1442 | LAT | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Birmans, Daniels | | | 1512 | LAT | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Napins, Vadims | | | 1307 | LAT | 0.50 | 1 | 0.08 | 40 | 3.20 | | | Prudnikovs, Stefans | | | 1083 | LAT | 1.00 | 1 | 0.28 | 40 | 11.20 | | | Aminovs, Maksims | | | 1467 | LAT | 0.00 | 1 | -0.22 | 40 | -8.80 | | | * 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) | | | | Maskachka Open 2020 amateurs to 1600 | Riga | LAT | 2020-01-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1385 | 1251 | 4.00 | 6 | 2.00 | 40 | 80.00 | |
| | Tabors, Emils | | | 1547 | LAT | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Hermanis, Atis | | | 1359 | LAT | 0.50 | 1 | 0.15 | 40 | 6.00 | | | Savicevs, Arsenijs | | | 1540 | LAT | 1.00 | 1 | 0.84 | 40 | 33.60 | | | Daleckis, Deniss | | | 1366 | LAT | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Valdats, Reinis | | | 1170 | LAT | 0.50 | 1 | -0.11 | 40 | -4.40 | | | Antjufejevs, Vsevolods | | | 1330 | LAT | 1.00 | 1 | 0.61 | 40 | 24.40 | |
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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