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Individual Calculations May 2019 |
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| Prommuang, Araya Total change: -167.60 | |   |
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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 |
| 1675 | 1606 | 3.50 | 8 | 0.03 | 40 | 1.20 | |
|  Wiwatanadate, Poompong | f | | 2006 * | THA | 1.00 | 1 | 0.92 | 40 | 36.80 | |  Brown, Geoffrey M | | | 1863 | ENG | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Sacar, Mohamad | | | 2006 * | PHI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Chaiongkarn, Bunyapon | | | 1465 | THA | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Ferrie, Peter | | | 1374 | ENG | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Upachan, Songkasem | | | 1352 | THA | 1.00 | 1 | 0.19 | 40 | 7.60 | | | Reed, James | | | 1549 | USA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Calacday, Henry | | | 1787 | PHI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | | | Asian Youth Chess Championship 2019 - Under 12 Girls | Colombo | SRI | 2019-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1216 | 1606 | 4.00 | 9 | -4.22 | 40 | -168.80 | |
| | Wickramasuriya, Kenolee | | | 1206 * | SRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Piyathilaka, Oshadhi Ruwanya | | | 1206 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Attanayake, Chanindi Mewna | | | 1206 * | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | | | Vithanawasam, Oneli | | | 1206 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Huang, Yuen Tung | | | 1288 | HKG | 0.50 | 1 | -0.37 | 40 | -14.80 | | | Wilvalaarachchi, Oneli Omaya | | | 1218 | SRI | 0.00 | 1 | -0.91 | 40 | -36.40 | | | Yaghi, Leen | | | 1206 * | SYR | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Tsai, Sophie Yi-Hsuan | | | 1206 * | TPE | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Ramanayake, Nemindi Linaya | | | 1206 * | SRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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