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Rapid:
Individual Calculations November 2019 |
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| Polyakova, Natalia Total change: -12.20 | |   |
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| VIII Sigulda District Open Rapid Chess Championship-2019 | Sigulda | LAT | 2019-09-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1701 | 1824 | 6.50 | 11 | -0.61 | 20 | -12.20 | |
|  Grinbergs, Reinis | | | 1424 * | LAT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Krustkalns, Kristaps | f | | 2224 * | LAT | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vitins, Janis | | | 1515 | LAT | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Zaksaite, Salomeja | | wm | 2151 | LTU | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Bautris, Aivars | | | 1588 | LAT | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Mierins, Eriks | | | 2085 | LAT | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Snitsarenko, Igor | | | 1621 | EST | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Freibergs, Andrejs | | | 1596 | LAT | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kulnev, Aleksandr | | | 1595 | RUS | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Jurksta, Jurgis | | | 1470 | LAT | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Vingris, Janis | | | 1438 | LAT | 1.00 | 1 | 0.09 | 20 | 1.80 | | | * 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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