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Rapid:
Individual Calculations July 2023 |
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| Pham, Thien Thanh Total change: 19.60 | |   |
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| Viet Nam Chess Club championship 2023 - Rapid Girls U8,10,12,14,16,18 | Ba Ria - Vung Tau | VIE | 2023-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1736 | 1291 | 0.00 | 1 | -0.06 | 40 | -2.40 | |
|  Tran, Duong Hoang Ngan | | | 1736 | VIE | 0.00 | 1 | -0.06 | 40 | -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) | | | | 4th Chesskids Can Tho Open 2023 - Rapid Open | Can Tho | VIE | 2023-06-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1291 | 1.00 | 2 | 0.74 | 40 | 29.60 | |
| | Nguyen, Nhat Huy | | | 1955 | VIE | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Nguyen, Minh Kha | | | 1482 | VIE | 1.00 | 1 | 0.75 | 40 | 30.00 | |
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) | | | | 21st ASEAN Age Group Chess Championships 2023 - Rapid Girls 10 | Bangkok | THA | 2023-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1285 | 1291 | 3.00 | 6 | -0.19 | 40 | -7.60 | |
| | Nguyen, Ngoc Thao Nguyen | | | 1111 | VIE | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Huynh, Le Khanh Ngoc | | | 1332 | VIE | 0.00 | 1 | -0.44 | 40 | -17.60 | | | Nguyen, Huynh Thien Thanh | | | 1183 | VIE | 0.50 | 1 | -0.15 | 40 | -6.00 | | | Tran, Duong Hoang Ngan | | | 1736 | VIE | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Subia, Millery Gen | | | 1097 | PHI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Duong, Ngoc Nga | | | 1252 | VIE | 0.50 | 1 | -0.05 | 40 | -2.00 | |
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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