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Individual Calculations August 2019 |
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| Zubova, Polina Total change: -3.60 | |   |
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| Maskachka Open 2019-II amateurs to 1600 | Riga | LAT | 2019-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1390 | 1087 | 1.50 | 5 | 0.72 | 40 | 28.80 | |
|  Burenkovs, Artjoms | | | 1487 * | LAT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Pomahs, Ziedonis | | | 1422 | LAT | 0.50 | 1 | 0.38 | 40 | 15.20 | |  Pcolkins, Nikolajs | | | 1390 | LAT | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Dundurs, Henriks | | | 1438 | LAT | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Zubova, Darja | | | 1212 | LAT | 0.50 | 1 | 0.17 | 40 | 6.80 | | | * 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) | | | | Riga Chess Holidays-2019 | Riga | LAT | 2019-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1087 | 0.00 | 4 | -0.81 | 40 | -32.40 | |
| | Freibergs, Andrejs | | | 1487 * | LAT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Jonins, Dmitrijs | | | 1299 | LAT | 0.00 | 1 | -0.23 | 40 | -9.20 | | | Stepanovs, Dans | | | 1316 | LAT | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Aleidzans, Vadims | | | 1249 | LAT | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * 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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