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Individual Calculations June 2015 |
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| Feldmanis, Arturs Total change: 57.20 | |   |
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| Latvian Teams Chess Championship First League,2015 r1-2 | Riga, | LAT | 2015-02-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1711 | 1.00 | 2 | 0.02 | 40 | 0.80 | |
|  Ivonins, Andis | | | 1799 | LAT | 0.00 | 1 | -0.38 | 40 | -15.20 | | | Zvans, Maris | | | 1639 | LAT | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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 Teams Chess Championship First League,2015 r3-4 | Riga, | LAT | 2015-03-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1653 | 1711 | 1.00 | 2 | -0.15 | 40 | -6.00 | |
|  Deglis, Dainis | | | 1504 | LAT | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Steinbergs, Viktors | | | 1801 | LAT | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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 Teams Chess Championship First League,2015 r5-10 | Riga, | LAT | 2015-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1737 | 1711 | 3.00 | 3 | 1.55 | 40 | 62.00 | |
| | Avotins, Arturs | | | 1559 | LAT | 1.00 | 1 | 0.30 | 40 | 12.00 | | | Dagis, Karlis | | | 2013 | LAT | 1.00 | 1 | 0.85 | 40 | 34.00 | | | Zvans, Maris | | | 1639 | LAT | 1.00 | 1 | 0.40 | 40 | 16.00 | |
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 Teams Chess Championship First League,2015 r11-13 | Riga, | LAT | 2015-05-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1716 | 1711 | 1.00 | 2 | 0.01 | 40 | 0.40 | |
| | Seglins, Juris | | | 1873 | LAT | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Avotins, Arturs | | | 1559 | LAT | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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) | | |
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