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Individual Calculations May 2019 |
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| Rangkaew, Katunchalee Total change: 24.40 | |   |
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| Chiang Mai Open Chess Championship 2019 - Open | Chiang Mai | THA | 2019-03-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1530 | 1422 | 0.50 | 2 | -0.26 | 20 | -5.20 | |
|  Atikankhotchasee, Manunthon | | wf | 1728 | THA | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Jandang, Thita | | | 1332 | THA | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | | | 19th Bangkok Chess Club Open 2019 | Bangkok | THA | 2019-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1415 | 3.00 | 4 | 1.48 | 20 | 29.60 | |
| | Stones, Rebecca | | | 1775 | AUS | 0.00 | 1 | -0.10 | 20 | -2.00 | |  Hng, Mei-Xian Eunice | | | 1780 | SGP | 1.00 | 1 | 0.90 | 20 | 18.00 | | | Taulananda, Anon | | | 1304 | THA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Ngo, Bao Quyen | | | 1293 | VIE | 1.00 | 1 | 0.33 | 20 | 6.60 | |
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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