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Rapid:
Individual Calculations May 2019 |
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| Isakovs, Janis Total change: 48.20 | |   |
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| Latvian 2019 senior chess championship | Jurmala | LAT | 2019-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1831 | 4.00 | 6 | 1.41 | 20 | 28.20 | |
|  Birjukovs, Anatolijs | | | 1498 | LAT | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Dombrovska, Stefanija | | | 1746 | LAT | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Stasans, Aivars | | | 2024 | LAT | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Skuja, Aivars | | | 1978 | LAT | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Agafonov, Yuri Dr | | | 2110 | LAT | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Alipovs, Anatolijs | | | 1917 | LAT | 0.50 | 1 | 0.12 | 20 | 2.40 | |
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) | | | | Ogre Chess Spring 2019 | Ogre | LAT | 2019-04-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1721 | 1821 | 4.00 | 7 | -0.33 | 20 | -6.60 | |
| | Agafonov, Yuri Dr | | | 2124 | LAT | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Vissarionovs, Artjoms | | | 1588 | LAT | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Fridrihsons, Edvards | | | 1657 | LAT | 0.00 | 1 | -0.72 | 20 | -14.40 | | | Golikova, Arina | | | 1421 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bautris, Aivars | | | 1546 | LAT | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Leontyev, Alexey | | | 1628 | LAT | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Daudzvardis, Janis | | | 2081 | LAT | 1.00 | 1 | 0.82 | 20 | 16.40 | | | * 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) | | | | GM Janis Klovans IX memorial cup | Riga | LAT | 2019-04-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 1821 | 4.00 | 7 | 1.33 | 20 | 26.60 | |
| | Mustaps, Matiss | f | | 2221 * | LAT | 0.50 | 1 | 0.42 | 20 | 8.40 | | | Freibergs, Andrejs | | | 1545 | LAT | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Gudovskis, Konstantins | | | 2110 | LAT | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Kurpnieks, Vairis | | | 1871 | LAT | 0.50 | 1 | 0.07 | 20 | 1.40 | | | Bolsakovs, Vadims | | | 2143 | LAT | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Kolasa, Pjotrs | | | 2125 | LAT | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Pidgora, Andrejs | | | 1453 | LAT | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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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